diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate-sql/count_dataset/count_dataset.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate-sql/count_dataset/count_dataset.1.plan
index c2daf56..12e6eac 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate-sql/count_dataset/count_dataset.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate-sql/count_dataset/count_dataset.1.plan
@@ -1,26 +1,28 @@
-distribute result [$$26]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$26] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    aggregate [$$26] <- [agg-sql-sum($$29)]
+    aggregate [$$26] <- [agg-sql-sum($$29)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- AGGREGATE  |UNPARTITIONED|
-      aggregate [$$29] <- [agg-sql-count(1)]
+      aggregate [$$29] <- [agg-sql-count(1)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- AGGREGATE  |PARTITIONED|
-        exchange
+        exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- SORT_MERGE_EXCHANGE [$$27(ASC) ]  |PARTITIONED|
-          project ([$$27])
+          project ([$$27]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
           -- STREAM_PROJECT  |PARTITIONED|
-            select (and(ge($$25, 1), le($$25, 10)))
+            select (and(ge($$25, 1), le($$25, 10))) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
             -- STREAM_SELECT  |PARTITIONED|
-              project ([$$27, $$25])
+              project ([$$27, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$25] <- [$$Tweet.getField(1)]
+                assign [$$25] <- [$$Tweet.getField(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    data-scan []<-[$$27, $$Tweet] <- Twitter.Tweet
+                    data-scan []<-[$$27, $$Tweet] <- Twitter.Tweet [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- DATASOURCE_SCAN  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        empty-tuple-source
+                        empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate/count_dataset/count_dataset.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate/count_dataset/count_dataset.1.plan
index ed78e19..5bb85f1 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate/count_dataset/count_dataset.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/aggregate/count_dataset/count_dataset.1.plan
@@ -1,26 +1,28 @@
-distribute result [$$26]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$26] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    aggregate [$$26] <- [agg-sum($$29)]
+    aggregate [$$26] <- [agg-sum($$29)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- AGGREGATE  |UNPARTITIONED|
-      aggregate [$$29] <- [agg-count(1)]
+      aggregate [$$29] <- [agg-count(1)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- AGGREGATE  |PARTITIONED|
-        exchange
+        exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- SORT_MERGE_EXCHANGE [$$27(ASC) ]  |PARTITIONED|
-          project ([$$27])
+          project ([$$27]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
           -- STREAM_PROJECT  |PARTITIONED|
-            select (and(ge($$25, 1), le($$25, 10)))
+            select (and(ge($$25, 1), le($$25, 10))) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
             -- STREAM_SELECT  |PARTITIONED|
-              project ([$$27, $$25])
+              project ([$$27, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$25] <- [$$Tweet.getField(1)]
+                assign [$$25] <- [$$Tweet.getField(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    data-scan []<-[$$27, $$Tweet] <- Twitter.Tweet
+                    data-scan []<-[$$27, $$Tweet] <- Twitter.Tweet [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- DATASOURCE_SCAN  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        empty-tuple-source
+                        empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/compileonly/compileonly.2.regexjson b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/compileonly/compileonly.2.regexjson
index 9856681..1cc8fbc 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/compileonly/compileonly.2.regexjson
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/compileonly/compileonly.2.regexjson
@@ -4,7 +4,6 @@
 	  "expressions":"R{.*}",
 	  "operatorId":"R{.*}",
 	  "execution-mode":"R{.*}",
-	  "optimizer-estimates":{"cardinality":0.0,"op-cost":0.0,"total-cost":0.0},
 	  "inputs":"R{.*}"
   }
-}
\ No newline at end of file
+}
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/array_fun/array_remove/array_remove.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/array_fun/array_remove/array_remove.5.plan
index 3c38795..19a3b53 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/array_fun/array_remove/array_remove.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/array_fun/array_remove/array_remove.5.plan
@@ -1,8 +1,10 @@
-distribute result [$$d]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$d] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    unnest $$d <- scan-collection(ordered-list-constructor({"id": 1, "t1": array-remove(ordered-list-constructor(1, 2, 3, ordered-list-constructor(9, 8), ordered-list-constructor("str1", "str2"), ordered-list-constructor(90, 100)), array: [ 9, 8 ], array: [ 90, 100 ])}, {"id": 2, "t2": cast(array: [ array: [ 5, 1, 2 ], array: [ 90, 100 ] ])}, {"id": 3, "t3": cast(array-remove(ordered-list-constructor({"id": 1, "age": 34}, {"id": 2, "age": 29}, {"id": 3, "age": 90}), {"id": 4, "age": 90}, {"id": 2, "age": 29}))}))
+    unnest $$d <- scan-collection(ordered-list-constructor({"id": 1, "t1": array-remove(ordered-list-constructor(1, 2, 3, ordered-list-constructor(9, 8), ordered-list-constructor("str1", "str2"), ordered-list-constructor(90, 100)), array: [ 9, 8 ], array: [ 90, 100 ])}, {"id": 2, "t2": cast(array: [ array: [ 5, 1, 2 ], array: [ 90, 100 ] ])}, {"id": 3, "t3": cast(array-remove(ordered-list-constructor({"id": 1, "age": 34}, {"id": 2, "age": 29}, {"id": 3, "age": 90}), {"id": 4, "age": 90}, {"id": 2, "age": 29}))})) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- UNNEST  |UNPARTITIONED|
-      empty-tuple-source
-      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access/explain_field_access.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access/explain_field_access.1.plan
index beaa4f0..e1dbca1 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access/explain_field_access.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access/explain_field_access.1.plan
@@ -1,42 +1,44 @@
-distribute result [$$50]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$50] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$50])
+    project ([$$50]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$50] <- [{"deptId": $#1, "star_cost": $$53}]
+      assign [$$50] <- [{"deptId": $#1, "star_cost": $$53}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
           group by ([$#1 := $$58]) decor ([]) {
-                    aggregate [$$53] <- [agg-global-sql-sum($$57)]
+                    aggregate [$$53] <- [agg-global-sql-sum($$57)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- AGGREGATE  |LOCAL|
-                      nested tuple source
+                      nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- NESTED_TUPLE_SOURCE  |LOCAL|
-                 }
+                 } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_GROUP_BY[$$58]  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- HASH_PARTITION_EXCHANGE [$$58]  |PARTITIONED|
               group by ([$$58 := $$51]) decor ([]) {
-                        aggregate [$$57] <- [agg-local-sql-sum($$48)]
+                        aggregate [$$57] <- [agg-local-sql-sum($$48)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- AGGREGATE  |LOCAL|
-                          nested tuple source
+                          nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- NESTED_TUPLE_SOURCE  |LOCAL|
-                     }
+                     } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- SORT_GROUP_BY[$$51]  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  project ([$$48, $$51])
+                  project ([$$48, $$51]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    assign [$$51, $$48] <- [substring($$e.getField("dept").getField("department_id"), 0), $$e.getField("salary")]
+                    assign [$$51, $$48] <- [substring($$e.getField("dept").getField("department_id"), 0), $$e.getField("salary")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ASSIGN  |PARTITIONED|
-                      project ([$$e])
+                      project ([$$e]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$52, $$e] <- gby.Employee
+                          data-scan []<-[$$52, $$e] <- gby.Employee [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access_closed/explain_field_access_closed.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access_closed/explain_field_access_closed.1.plan
index bbdbb57..88b3e1e 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access_closed/explain_field_access_closed.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_field_access_closed/explain_field_access_closed.1.plan
@@ -1,42 +1,44 @@
-distribute result [$$46]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$49] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$46])
+    project ([$$49]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$46] <- [{"deptId": $#1, "star_cost": $$49}]
+      assign [$$49] <- [{"deptId": $#1, "star_cost": $$52}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-          group by ([$#1 := $$53]) decor ([]) {
-                    aggregate [$$49] <- [agg-global-sql-sum($$52)]
+          group by ([$#1 := $$56]) decor ([]) {
+                    aggregate [$$52] <- [agg-global-sql-sum($$55)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- AGGREGATE  |LOCAL|
-                      nested tuple source
+                      nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- NESTED_TUPLE_SOURCE  |LOCAL|
-                 }
-          -- SORT_GROUP_BY[$$53]  |PARTITIONED|
-            exchange
-            -- HASH_PARTITION_EXCHANGE [$$53]  |PARTITIONED|
-              group by ([$$53 := $$47]) decor ([]) {
-                        aggregate [$$52] <- [agg-local-sql-sum($$44)]
+                 } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+          -- SORT_GROUP_BY[$$56]  |PARTITIONED|
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+            -- HASH_PARTITION_EXCHANGE [$$56]  |PARTITIONED|
+              group by ([$$56 := $$50]) decor ([]) {
+                        aggregate [$$55] <- [agg-local-sql-sum($$47)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- AGGREGATE  |LOCAL|
-                          nested tuple source
+                          nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- NESTED_TUPLE_SOURCE  |LOCAL|
-                     }
-              -- SORT_GROUP_BY[$$47]  |PARTITIONED|
-                exchange
+                     } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+              -- SORT_GROUP_BY[$$50]  |PARTITIONED|
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  project ([$$44, $$47])
+                  project ([$$47, $$50]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    assign [$$47, $$44] <- [substring($$e.getField(1), 0), $$e.getField(2)]
+                    assign [$$50, $$47] <- [substring($$e.getField(1), 0), $$e.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ASSIGN  |PARTITIONED|
-                      project ([$$e])
+                      project ([$$e]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$48, $$e] <- gby.Employee
+                          data-scan []<-[$$51, $$e] <- gby.Employee [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-01/explain_object_constructor-01.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-01/explain_object_constructor-01.1.plan
index e89d96a..80bac9c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-01/explain_object_constructor-01.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-01/explain_object_constructor-01.1.plan
@@ -1,8 +1,10 @@
-distribute result [$$2]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$2] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$2] <- [{ "a": "1", "b": 1 }]
+    assign [$$2] <- [{ "a": "1", "b": 1 }] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      empty-tuple-source
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-02/explain_object_constructor-02.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-02/explain_object_constructor-02.1.plan
index 2a8a531..3bf15de 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-02/explain_object_constructor-02.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-02/explain_object_constructor-02.1.plan
@@ -1,8 +1,10 @@
-distribute result [$$2]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$2] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$2] <- [{ "a": "1" }]
+    assign [$$2] <- [{ "a": "1" }] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      empty-tuple-source
-      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-03/explain_object_constructor-03.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-03/explain_object_constructor-03.1.plan
index 83a9af1..d66443b 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-03/explain_object_constructor-03.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_object_constructor-03/explain_object_constructor-03.1.plan
@@ -1,8 +1,10 @@
-distribute result [$$2]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$2] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$2] <- [{  }]
+    assign [$$2] <- [{  }] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      empty-tuple-source
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_simple/explain_simple.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_simple/explain_simple.1.plan
index ad872a1..8fd61a0 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_simple/explain_simple.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/explain/explain_simple/explain_simple.1.plan
@@ -1,8 +1,10 @@
-distribute result [$$2]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$2] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$2] <- [2]
+    assign [$$2] <- [2] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      empty-tuple-source
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.03.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.03.plan
index 4c4d467..90666a2 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.03.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.03.plan
@@ -1,28 +1,30 @@
-distribute result [$$18]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$18] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$18])
+    project ([$$18]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$18] <- [{"display_url": $$21}]
+      assign [$$18] <- [{"display_url": $$21}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$21])
+        project ([$$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$20(ASC) ]  |PARTITIONED|
-            order (ASC, $$20)
+            order (ASC, $$20) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$20(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$21, $$20])
+                project ([$$21, $$20]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$21, $$20] <- [get-item($$p.getField("entities").getField("urls"), 0).getField("display_url"), $$p.getField("id")]
+                  assign [$$21, $$20] <- [get-item($$p.getField("entities").getField("urls"), 0).getField("display_url"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset
+                      data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.05.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.05.plan
index bed813c..41dd4ec 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.05.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.05.plan
@@ -1,28 +1,30 @@
-distribute result [$$18]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$18] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$18])
+    project ([$$18]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$18] <- [{"display_url": $$21}]
+      assign [$$18] <- [{"display_url": $$21}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$21])
+        project ([$$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$20(ASC) ]  |PARTITIONED|
-            order (ASC, $$20)
+            order (ASC, $$20) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$20(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$21, $$20])
+                project ([$$21, $$20]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$21, $$20] <- [get-item($$p.getField("entities").getField("urls"), 0).getField("display_url"), $$p.getField("id")]
+                  assign [$$21, $$20] <- [get-item($$p.getField("entities").getField("urls"), 0).getField("display_url"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]},id:any})
+                      data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]},id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.07.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.07.plan
index f8b141f..36291ea 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.07.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.07.plan
@@ -1,34 +1,36 @@
-distribute result [$$22]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$22] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$22])
+    project ([$$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$22] <- [{"display_url": $$26}]
+      assign [$$22] <- [{"display_url": $$26}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$26])
+        project ([$$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$25(ASC) ]  |PARTITIONED|
-            order (ASC, $$25)
+            order (ASC, $$25) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$25(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$26, $$25])
+                project ([$$26, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$26] <- [array-star($$24).getField("display_url")]
+                  assign [$$26] <- [array-star($$24).getField("display_url")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    select (not(is-missing($$24)))
+                    select (not(is-missing($$24))) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_SELECT  |PARTITIONED|
-                      project ([$$24, $$25])
+                      project ([$$24, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$24, $$25] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")]
+                        assign [$$24, $$25] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ASSIGN  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            data-scan []<-[$$p] <- test.ParquetDataset
+                            data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- DATASOURCE_SCAN  |PARTITIONED|
-                              exchange
+                              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                empty-tuple-source
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.09.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.09.plan
index 037d71b..49538f0 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.09.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.09.plan
@@ -1,34 +1,36 @@
-distribute result [$$22]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$22] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$22])
+    project ([$$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$22] <- [{"display_url": $$26}]
+      assign [$$22] <- [{"display_url": $$26}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$26])
+        project ([$$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$25(ASC) ]  |PARTITIONED|
-            order (ASC, $$25)
+            order (ASC, $$25) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$25(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$26, $$25])
+                project ([$$26, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$26] <- [array-star($$24).getField("display_url")]
+                  assign [$$26] <- [array-star($$24).getField("display_url")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    select (not(is-missing($$24)))
+                    select (not(is-missing($$24))) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_SELECT  |PARTITIONED|
-                      project ([$$24, $$25])
+                      project ([$$24, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$24, $$25] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")]
+                        assign [$$24, $$25] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ASSIGN  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]},id:any})
+                            data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]},id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- DATASOURCE_SCAN  |PARTITIONED|
-                              exchange
+                              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                empty-tuple-source
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.11.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.11.plan
index 1a50cc8..00dc75f 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.11.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.11.plan
@@ -1,32 +1,34 @@
-distribute result [$$28]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$28] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$28])
+    project ([$$28]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$28] <- [{"display_url": $$urls.getField("display_url")}]
+      assign [$$28] <- [{"display_url": $$urls.getField("display_url")}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$urls])
+        project ([$$urls]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$31(ASC) ]  |PARTITIONED|
-            order (ASC, $$31)
+            order (ASC, $$31) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$31(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$urls, $$31])
+                project ([$$urls, $$31]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  unnest $$urls <- scan-collection($$30)
+                  unnest $$urls <- scan-collection($$30) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- UNNEST  |PARTITIONED|
-                    project ([$$30, $$31])
+                    project ([$$30, $$31]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$30, $$31] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")]
+                      assign [$$30, $$31] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p] <- test.ParquetDataset
+                          data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.13.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.13.plan
index 6b08be7..a9be752 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.13.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.13.plan
@@ -1,32 +1,34 @@
-distribute result [$$28]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$28] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$28])
+    project ([$$28]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$28] <- [{"display_url": $$urls.getField("display_url")}]
+      assign [$$28] <- [{"display_url": $$urls.getField("display_url")}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$urls])
+        project ([$$urls]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$31(ASC) ]  |PARTITIONED|
-            order (ASC, $$31)
+            order (ASC, $$31) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$31(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$urls, $$31])
+                project ([$$urls, $$31]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  unnest $$urls <- scan-collection($$30)
+                  unnest $$urls <- scan-collection($$30) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- UNNEST  |PARTITIONED|
-                    project ([$$30, $$31])
+                    project ([$$30, $$31]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$30, $$31] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")]
+                      assign [$$30, $$31] <- [$$p.getField("entities").getField("urls"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]},id:any})
+                          data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]},id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.15.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.15.plan
index 6f31228..7bba1e5 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.15.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.15.plan
@@ -1,39 +1,41 @@
-distribute result [$$49]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$49] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    aggregate [$$49] <- [agg-sql-sum($$55)]
+    aggregate [$$49] <- [agg-sql-sum($$55)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- AGGREGATE  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        aggregate [$$55] <- [agg-sql-count(1)]
+        aggregate [$$55] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- AGGREGATE  |PARTITIONED|
-          select ($$42)
+          select ($$42) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_SELECT  |PARTITIONED|
-            project ([$$42])
+            project ([$$42]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_PROJECT  |PARTITIONED|
               subplan {
-                        aggregate [$$42] <- [empty-stream()]
+                        aggregate [$$42] <- [empty-stream()] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- AGGREGATE  |LOCAL|
-                          select (not(if-missing-or-null(eq($$51, "string"), false)))
+                          select (not(if-missing-or-null(eq($$51, "string"), false))) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_SELECT  |LOCAL|
-                            assign [$$51] <- [$$ht.getField("display_url")]
+                            assign [$$51] <- [$$ht.getField("display_url")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ASSIGN  |LOCAL|
-                              unnest $$ht <- scan-collection($$50)
+                              unnest $$ht <- scan-collection($$50) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- UNNEST  |LOCAL|
-                                nested tuple source
+                                nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- NESTED_TUPLE_SOURCE  |LOCAL|
-                     }
+                     } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- SUBPLAN  |PARTITIONED|
-                project ([$$50])
+                project ([$$50]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$50] <- [$$p.getField("entities").getField("urls")]
+                  assign [$$50] <- [$$p.getField("entities").getField("urls")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset
+                      data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.17.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.17.plan
index 4981e71..f06767e 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.17.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.17.plan
@@ -1,39 +1,41 @@
-distribute result [$$49]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$49] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    aggregate [$$49] <- [agg-sql-sum($$55)]
+    aggregate [$$49] <- [agg-sql-sum($$55)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- AGGREGATE  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        aggregate [$$55] <- [agg-sql-count(1)]
+        aggregate [$$55] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- AGGREGATE  |PARTITIONED|
-          select ($$42)
+          select ($$42) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_SELECT  |PARTITIONED|
-            project ([$$42])
+            project ([$$42]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_PROJECT  |PARTITIONED|
               subplan {
-                        aggregate [$$42] <- [empty-stream()]
+                        aggregate [$$42] <- [empty-stream()] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- AGGREGATE  |LOCAL|
-                          select (not(if-missing-or-null(eq($$51, "string"), false)))
+                          select (not(if-missing-or-null(eq($$51, "string"), false))) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_SELECT  |LOCAL|
-                            assign [$$51] <- [$$ht.getField("display_url")]
+                            assign [$$51] <- [$$ht.getField("display_url")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ASSIGN  |LOCAL|
-                              unnest $$ht <- scan-collection($$50)
+                              unnest $$ht <- scan-collection($$50) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- UNNEST  |LOCAL|
-                                nested tuple source
+                                nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- NESTED_TUPLE_SOURCE  |LOCAL|
-                     }
+                     } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- SUBPLAN  |PARTITIONED|
-                project ([$$50])
+                project ([$$50]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$50] <- [$$p.getField("entities").getField("urls")]
+                  assign [$$50] <- [$$p.getField("entities").getField("urls")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]}})
+                      data-scan []<-[$$p] <- test.ParquetDataset project ({entities:{urls:[{display_url:any}]}}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.19.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.19.plan
index d3da104..e589da2 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.19.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.19.plan
@@ -1,28 +1,30 @@
-distribute result [$$19]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$19] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$19])
+    project ([$$19]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$19] <- [get-item(get-item(get-item($$22, 0), 0), 0)]
+      assign [$$19] <- [get-item(get-item(get-item($$22, 0), 0), 0)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$22])
+        project ([$$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$21(ASC) ]  |PARTITIONED|
-            order (ASC, $$21)
+            order (ASC, $$21) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$21(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$22, $$21])
+                project ([$$22, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$22, $$21] <- [$$p.getField("place").getField("bounding_box").getField("coordinates"), $$p.getField("id")]
+                  assign [$$22, $$21] <- [$$p.getField("place").getField("bounding_box").getField("coordinates"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset
+                      data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.21.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.21.plan
index 451ffec..e285678 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.21.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/array-access-pushdown/array-access-pushdown.21.plan
@@ -1,28 +1,30 @@
-distribute result [$$19]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$19] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$19])
+    project ([$$19]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$19] <- [get-item(get-item(get-item($$22, 0), 0), 0)]
+      assign [$$19] <- [get-item(get-item(get-item($$22, 0), 0), 0)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$22])
+        project ([$$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$21(ASC) ]  |PARTITIONED|
-            order (ASC, $$21)
+            order (ASC, $$21) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$21(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$22, $$21])
+                project ([$$22, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$22, $$21] <- [$$p.getField("place").getField("bounding_box").getField("coordinates"), $$p.getField("id")]
+                  assign [$$22, $$21] <- [$$p.getField("place").getField("bounding_box").getField("coordinates"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset project ({place:{bounding_box:{coordinates:[[[any]]]}},id:any})
+                      data-scan []<-[$$p] <- test.ParquetDataset project ({place:{bounding_box:{coordinates:[[[any]]]}},id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.03.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.03.plan
index 7bc9fce..c13519c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.03.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.03.plan
@@ -1,22 +1,24 @@
-distribute result [$$p]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$p] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$p])
+    project ([$$p]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- SORT_MERGE_EXCHANGE [$$14(ASC) ]  |PARTITIONED|
-        order (ASC, $$14)
+        order (ASC, $$14) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STABLE_SORT [$$14(ASC)]  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            assign [$$14] <- [$$p.getField("id")]
+            assign [$$14] <- [$$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ASSIGN  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                data-scan []<-[$$p] <- test.ParquetDataset
+                data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- DATASOURCE_SCAN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    empty-tuple-source
+                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.05.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.05.plan
index 7bc9fce..c13519c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.05.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.05.plan
@@ -1,22 +1,24 @@
-distribute result [$$p]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$p] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$p])
+    project ([$$p]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- SORT_MERGE_EXCHANGE [$$14(ASC) ]  |PARTITIONED|
-        order (ASC, $$14)
+        order (ASC, $$14) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STABLE_SORT [$$14(ASC)]  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            assign [$$14] <- [$$p.getField("id")]
+            assign [$$14] <- [$$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ASSIGN  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                data-scan []<-[$$p] <- test.ParquetDataset
+                data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- DATASOURCE_SCAN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    empty-tuple-source
+                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.07.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.07.plan
index 73309ac..cb8a01f 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.07.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.07.plan
@@ -1,46 +1,48 @@
-distribute result [$$30]
+cardinality: 1000000.0
+cost: 6000000.0
+distribute result [$$30] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$30])
+    project ([$$30]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$30] <- [{"p1": $$p1, "id": $$32}]
+      assign [$$30] <- [{"p1": $$p1, "id": $$32}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
       -- ASSIGN  |PARTITIONED|
-        exchange
+        exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
         -- SORT_MERGE_EXCHANGE [$$32(ASC) ]  |PARTITIONED|
-          order (ASC, $$32)
+          order (ASC, $$32) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
           -- STABLE_SORT [$$32(ASC)]  |PARTITIONED|
-            exchange
+            exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              project ([$$p1, $$32])
+              project ([$$p1, $$32]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                exchange
+                exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  join (eq($$33, $$32))
+                  join (eq($$33, $$32)) [cardinality: 1000000.0, op-cost: 2000000.0, total-cost: 6000000.0]
                   -- HYBRID_HASH_JOIN [$$33][$$32]  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                     -- HASH_PARTITION_EXCHANGE [$$33]  |PARTITIONED|
-                      assign [$$33] <- [$$p1.getField("id")]
+                      assign [$$33] <- [$$p1.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p1] <- test.ParquetDataset
+                          data-scan []<-[$$p1] <- test.ParquetDataset [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                     -- HASH_PARTITION_EXCHANGE [$$32]  |PARTITIONED|
-                      project ([$$32])
+                      project ([$$32]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$32] <- [$$p2.getField("id")]
+                        assign [$$32] <- [$$p2.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- ASSIGN  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            data-scan []<-[$$p2] <- test.ParquetDataset2
+                            data-scan []<-[$$p2] <- test.ParquetDataset2 [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                             -- DATASOURCE_SCAN  |PARTITIONED|
-                              exchange
+                              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                empty-tuple-source
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.09.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.09.plan
index f296c01..340317b 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.09.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.09.plan
@@ -1,46 +1,48 @@
-distribute result [$$30]
+cardinality: 1000000.0
+cost: 6000000.0
+distribute result [$$30] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$30])
+    project ([$$30]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$30] <- [{"p1": $$p1, "id": $$32}]
+      assign [$$30] <- [{"p1": $$p1, "id": $$32}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
       -- ASSIGN  |PARTITIONED|
-        exchange
+        exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
         -- SORT_MERGE_EXCHANGE [$$32(ASC) ]  |PARTITIONED|
-          order (ASC, $$32)
+          order (ASC, $$32) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
           -- STABLE_SORT [$$32(ASC)]  |PARTITIONED|
-            exchange
+            exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              project ([$$p1, $$32])
+              project ([$$p1, $$32]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                exchange
+                exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  join (eq($$33, $$32))
+                  join (eq($$33, $$32)) [cardinality: 1000000.0, op-cost: 2000000.0, total-cost: 6000000.0]
                   -- HYBRID_HASH_JOIN [$$33][$$32]  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                     -- HASH_PARTITION_EXCHANGE [$$33]  |PARTITIONED|
-                      assign [$$33] <- [$$p1.getField("id")]
+                      assign [$$33] <- [$$p1.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p1] <- test.ParquetDataset
+                          data-scan []<-[$$p1] <- test.ParquetDataset [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                     -- HASH_PARTITION_EXCHANGE [$$32]  |PARTITIONED|
-                      project ([$$32])
+                      project ([$$32]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$32] <- [$$p2.getField("id")]
+                        assign [$$32] <- [$$p2.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- ASSIGN  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            data-scan []<-[$$p2] <- test.ParquetDataset2 project ({id:any})
+                            data-scan []<-[$$p2] <- test.ParquetDataset2 project ({id:any}) [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                             -- DATASOURCE_SCAN  |PARTITIONED|
-                              exchange
+                              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                empty-tuple-source
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.11.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.11.plan
index b6835ed..de0b290 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.11.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.11.plan
@@ -1,50 +1,52 @@
-distribute result [$$31]
+cardinality: 1000000.0
+cost: 6000000.0
+distribute result [$$31] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$31])
+    project ([$$31]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$31] <- [{"age": $$36, "name": $$37}]
+      assign [$$31] <- [{"age": $$36, "name": $$37}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$36, $$37])
+        project ([$$36, $$37]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
           -- SORT_MERGE_EXCHANGE [$$34(ASC) ]  |PARTITIONED|
-            order (ASC, $$34)
+            order (ASC, $$34) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
             -- STABLE_SORT [$$34(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$36, $$37, $$34])
+                project ([$$36, $$37, $$34]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    join (eq($$33, $$34))
+                    join (eq($$33, $$34)) [cardinality: 1000000.0, op-cost: 2000000.0, total-cost: 6000000.0]
                     -- HYBRID_HASH_JOIN [$$33][$$34]  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                       -- HASH_PARTITION_EXCHANGE [$$33]  |PARTITIONED|
-                        project ([$$36, $$33])
+                        project ([$$36, $$33]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- STREAM_PROJECT  |PARTITIONED|
-                          assign [$$36, $$33] <- [$$p1.getField("age"), $$p1.getField("id")]
+                          assign [$$36, $$33] <- [$$p1.getField("age"), $$p1.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- ASSIGN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$p1] <- test.ParquetDataset
+                              data-scan []<-[$$p1] <- test.ParquetDataset [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                       -- HASH_PARTITION_EXCHANGE [$$34]  |PARTITIONED|
-                        project ([$$37, $$34])
+                        project ([$$37, $$34]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- STREAM_PROJECT  |PARTITIONED|
-                          assign [$$37, $$34] <- [$$p2.getField("name"), $$p2.getField("id")]
+                          assign [$$37, $$34] <- [$$p2.getField("name"), $$p2.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- ASSIGN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$p2] <- test.ParquetDataset3
+                              data-scan []<-[$$p2] <- test.ParquetDataset3 [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.13.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.13.plan
index c0ddc2b..1b8b325 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.13.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.13.plan
@@ -1,50 +1,52 @@
-distribute result [$$31]
+cardinality: 1000000.0
+cost: 6000000.0
+distribute result [$$31] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$31])
+    project ([$$31]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$31] <- [{"age": $$36, "name": $$37}]
+      assign [$$31] <- [{"age": $$36, "name": $$37}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$36, $$37])
+        project ([$$36, $$37]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
           -- SORT_MERGE_EXCHANGE [$$34(ASC) ]  |PARTITIONED|
-            order (ASC, $$34)
+            order (ASC, $$34) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
             -- STABLE_SORT [$$34(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$36, $$37, $$34])
+                project ([$$36, $$37, $$34]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    join (eq($$33, $$34))
+                    join (eq($$33, $$34)) [cardinality: 1000000.0, op-cost: 2000000.0, total-cost: 6000000.0]
                     -- HYBRID_HASH_JOIN [$$33][$$34]  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                       -- HASH_PARTITION_EXCHANGE [$$33]  |PARTITIONED|
-                        project ([$$36, $$33])
+                        project ([$$36, $$33]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- STREAM_PROJECT  |PARTITIONED|
-                          assign [$$36, $$33] <- [$$p1.getField("age"), $$p1.getField("id")]
+                          assign [$$36, $$33] <- [$$p1.getField("age"), $$p1.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- ASSIGN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$p1] <- test.ParquetDataset project ({id:any,age:any})
+                              data-scan []<-[$$p1] <- test.ParquetDataset project ({id:any,age:any}) [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                       -- HASH_PARTITION_EXCHANGE [$$34]  |PARTITIONED|
-                        project ([$$37, $$34])
+                        project ([$$37, $$34]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- STREAM_PROJECT  |PARTITIONED|
-                          assign [$$37, $$34] <- [$$p2.getField("name"), $$p2.getField("id")]
+                          assign [$$37, $$34] <- [$$p2.getField("name"), $$p2.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- ASSIGN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$p2] <- test.ParquetDataset3 project ({name:any,id:any})
+                              data-scan []<-[$$p2] <- test.ParquetDataset3 project ({name:any,id:any}) [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.15.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.15.plan
index c5fdaca..596d593 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.15.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.15.plan
@@ -1,32 +1,34 @@
-distribute result [$$18]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$18] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$18])
+    project ([$$18]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$18] <- [{"id": $$22, "name": $$23}]
+      assign [$$18] <- [{"id": $$22, "name": $$23}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$22, $$23])
+        project ([$$22, $$23]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$21(ASC) ]  |PARTITIONED|
-            order (ASC, $$21)
+            order (ASC, $$21) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$21(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$22, $$23, $$21])
+                project ([$$22, $$23, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$23, $$22] <- [$$20.getField("name"), $$20.getField("id")]
+                  assign [$$23, $$22] <- [$$20.getField("name"), $$20.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    project ([$$20, $$21])
+                    project ([$$20, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$20, $$21] <- [$$p.getField("user"), $$p.getField("id")]
+                      assign [$$20, $$21] <- [$$p.getField("user"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p] <- test.ParquetDataset4
+                          data-scan []<-[$$p] <- test.ParquetDataset4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.17.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.17.plan
index 89b9f29..345cfc1 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.17.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.17.plan
@@ -1,32 +1,34 @@
-distribute result [$$18]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$18] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$18])
+    project ([$$18]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$18] <- [{"id": $$22, "name": $$23}]
+      assign [$$18] <- [{"id": $$22, "name": $$23}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$22, $$23])
+        project ([$$22, $$23]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$21(ASC) ]  |PARTITIONED|
-            order (ASC, $$21)
+            order (ASC, $$21) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$21(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$22, $$23, $$21])
+                project ([$$22, $$23, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$23, $$22] <- [$$20.getField("name"), $$20.getField("id")]
+                  assign [$$23, $$22] <- [$$20.getField("name"), $$20.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    project ([$$20, $$21])
+                    project ([$$20, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$20, $$21] <- [$$p.getField("user"), $$p.getField("id")]
+                      assign [$$20, $$21] <- [$$p.getField("user"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p] <- test.ParquetDataset4 project ({id:any,user:{name:any,id:any}})
+                          data-scan []<-[$$p] <- test.ParquetDataset4 project ({id:any,user:{name:any,id:any}}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.19.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.19.plan
index 16ef812..9dd35b5 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.19.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.19.plan
@@ -1,18 +1,20 @@
-distribute result [$$33]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$33] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    aggregate [$$33] <- [agg-sql-sum($$34)]
+    aggregate [$$33] <- [agg-sql-sum($$34)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- AGGREGATE  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        aggregate [$$34] <- [agg-sql-count(1)]
+        aggregate [$$34] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- AGGREGATE  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            data-scan []<-[$$p] <- test.ParquetDataset4
+            data-scan []<-[$$p] <- test.ParquetDataset4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- DATASOURCE_SCAN  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                empty-tuple-source
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.21.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.21.plan
index 56d31b1..73fd4ec 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.21.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.21.plan
@@ -1,18 +1,20 @@
-distribute result [$$33]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$33] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    aggregate [$$33] <- [agg-sql-sum($$34)]
+    aggregate [$$33] <- [agg-sql-sum($$34)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- AGGREGATE  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        aggregate [$$34] <- [agg-sql-count(1)]
+        aggregate [$$34] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- AGGREGATE  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            data-scan []<-[$$p] <- test.ParquetDataset4 project ({})
+            data-scan []<-[$$p] <- test.ParquetDataset4 project ({}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- DATASOURCE_SCAN  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                empty-tuple-source
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.22.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.22.plan
index 89b9f29..345cfc1 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.22.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/field-access-pushdown/field-access-pushdown.22.plan
@@ -1,32 +1,34 @@
-distribute result [$$18]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$18] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$18])
+    project ([$$18]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$18] <- [{"id": $$22, "name": $$23}]
+      assign [$$18] <- [{"id": $$22, "name": $$23}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$22, $$23])
+        project ([$$22, $$23]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$21(ASC) ]  |PARTITIONED|
-            order (ASC, $$21)
+            order (ASC, $$21) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$21(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$22, $$23, $$21])
+                project ([$$22, $$23, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$23, $$22] <- [$$20.getField("name"), $$20.getField("id")]
+                  assign [$$23, $$22] <- [$$20.getField("name"), $$20.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    project ([$$20, $$21])
+                    project ([$$20, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$20, $$21] <- [$$p.getField("user"), $$p.getField("id")]
+                      assign [$$20, $$21] <- [$$p.getField("user"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$p] <- test.ParquetDataset4 project ({id:any,user:{name:any,id:any}})
+                          data-scan []<-[$$p] <- test.ParquetDataset4 project ({id:any,user:{name:any,id:any}}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.03.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.03.plan
index 95c26a0..6b02e1e 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.03.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.03.plan
@@ -1,30 +1,32 @@
-distribute result [$$21]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$21] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$21])
+    project ([$$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$21] <- [switch-case(true, is-array($$23), $$25, $$26)]
+      assign [$$21] <- [switch-case(true, is-array($$23), $$25, $$26)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$23, $$25, $$26])
+        project ([$$23, $$25, $$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$24(ASC) ]  |PARTITIONED|
-            order (ASC, $$24)
+            order (ASC, $$24) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$24(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                assign [$$25, $$26] <- [array-star($$23).getField("text"), $$23.getField("text")]
+                assign [$$25, $$26] <- [array-star($$23).getField("text"), $$23.getField("text")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  project ([$$23, $$24])
+                  project ([$$23, $$24]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    assign [$$23, $$24] <- [$$p.getField("arrayOrObject"), $$p.getField("id")]
+                    assign [$$23, $$24] <- [$$p.getField("arrayOrObject"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ASSIGN  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        data-scan []<-[$$p] <- test.ParquetDataset
+                        data-scan []<-[$$p] <- test.ParquetDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- DATASOURCE_SCAN  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            empty-tuple-source
+                            empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.05.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.05.plan
index daa64a6..4ed31dc 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.05.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/heterogeneous-access-pushdown/heterogeneous-access-pushdown.05.plan
@@ -1,30 +1,32 @@
-distribute result [$$21]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$21] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$21])
+    project ([$$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$21] <- [switch-case(true, is-array($$23), $$25, $$26)]
+      assign [$$21] <- [switch-case(true, is-array($$23), $$25, $$26)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$23, $$25, $$26])
+        project ([$$23, $$25, $$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$24(ASC) ]  |PARTITIONED|
-            order (ASC, $$24)
+            order (ASC, $$24) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$24(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                assign [$$25, $$26] <- [array-star($$23).getField("text"), $$23.getField("text")]
+                assign [$$25, $$26] <- [array-star($$23).getField("text"), $$23.getField("text")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  project ([$$23, $$24])
+                  project ([$$23, $$24]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    assign [$$23, $$24] <- [$$p.getField("arrayOrObject"), $$p.getField("id")]
+                    assign [$$23, $$24] <- [$$p.getField("arrayOrObject"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ASSIGN  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        data-scan []<-[$$p] <- test.ParquetDataset project ({arrayOrObject:<[{text:any}],{text:any}>,id:any})
+                        data-scan []<-[$$p] <- test.ParquetDataset project ({arrayOrObject:<[{text:any}],{text:any}>,id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- DATASOURCE_SCAN  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            empty-tuple-source
+                            empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.3.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.3.plan
index a1e3eb9..fbc0b46 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.3.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.3.plan
@@ -1,24 +1,26 @@
-distribute result [$$17]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$17] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$17])
+    project ([$$17]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- SORT_MERGE_EXCHANGE [$$19(ASC) ]  |PARTITIONED|
-        order (ASC, $$19)
+        order (ASC, $$19) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STABLE_SORT [$$19(ASC)]  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            project ([$$17, $$19])
+            project ([$$17, $$19]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_PROJECT  |PARTITIONED|
-              assign [$$17, $$19] <- [object-concat($$p.getField("coordinates"), $$p.getField("user")).getField("name"), $$p.getField("id")]
+              assign [$$17, $$19] <- [object-concat($$p.getField("coordinates"), $$p.getField("user")).getField("name"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ASSIGN  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  data-scan []<-[$$p] <- test.ParquetDataset project ({coordinates:any,id:any,user:any})
+                  data-scan []<-[$$p] <- test.ParquetDataset project ({coordinates:any,id:any,user:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- DATASOURCE_SCAN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      empty-tuple-source
+                      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.5.plan
index 04e521e..40661ad 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/object-concat/object-concat.5.plan
@@ -1,28 +1,30 @@
-distribute result [$$16]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$16] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$16])
+    project ([$$16]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$16] <- [object-concat($$19, $$20)]
+      assign [$$16] <- [object-concat($$19, $$20)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |PARTITIONED|
-        project ([$$19, $$20])
+        project ([$$19, $$20]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$18(ASC) ]  |PARTITIONED|
-            order (ASC, $$18)
+            order (ASC, $$18) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STABLE_SORT [$$18(ASC)]  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$19, $$20, $$18])
+                project ([$$19, $$20, $$18]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$20, $$19, $$18] <- [$$p.getField("user"), $$p.getField("coordinates"), $$p.getField("id")]
+                  assign [$$20, $$19, $$18] <- [$$p.getField("user"), $$p.getField("coordinates"), $$p.getField("id")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$p] <- test.ParquetDataset project ({coordinates:any,id:any,user:any})
+                      data-scan []<-[$$p] <- test.ParquetDataset project ({coordinates:any,id:any,user:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.02.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.02.plan
index 50f1ba8..cfecc00 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.02.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.02.plan
@@ -1,50 +1,52 @@
-distribute result [$$51]
+cardinality: 1000000.0
+cost: 6000000.0
+distribute result [$$51] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    project ([$$51])
+    project ([$$51]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
     -- STREAM_PROJECT  |UNPARTITIONED|
-      assign [$$51] <- [{"$1": $$54}]
+      assign [$$51] <- [{"$1": $$54}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
       -- ASSIGN  |UNPARTITIONED|
-        aggregate [$$54] <- [agg-global-sql-sum($$56)]
+        aggregate [$$54] <- [agg-global-sql-sum($$56)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
         -- AGGREGATE  |UNPARTITIONED|
-          exchange
+          exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
           -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-            aggregate [$$56] <- [agg-local-sql-sum($$49)]
+            aggregate [$$56] <- [agg-local-sql-sum($$49)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
             -- AGGREGATE  |PARTITIONED|
-              project ([$$49])
+              project ([$$49]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$49] <- [object-length($$p1)]
+                assign [$$49] <- [object-length($$p1)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                 -- ASSIGN  |PARTITIONED|
-                  project ([$$p1])
+                  project ([$$p1]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      join (eq($$52, $$53))
+                      join (eq($$52, $$53)) [cardinality: 1000000.0, op-cost: 2000000.0, total-cost: 6000000.0]
                       -- HYBRID_HASH_JOIN [$$53][$$52]  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                         -- HASH_PARTITION_EXCHANGE [$$53]  |PARTITIONED|
-                          assign [$$53] <- [$$p1.getField("id")]
+                          assign [$$53] <- [$$p1.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- ASSIGN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$p1] <- test.ParquetDataset1
+                              data-scan []<-[$$p1] <- test.ParquetDataset1 [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                         -- HASH_PARTITION_EXCHANGE [$$52]  |PARTITIONED|
-                          project ([$$52])
+                          project ([$$52]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            assign [$$52] <- [$$p2.getField("id")]
+                            assign [$$52] <- [$$p2.getField("id")] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                             -- ASSIGN  |PARTITIONED|
-                              exchange
+                              exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                data-scan []<-[$$p2] <- test.ParquetDataset2 project ({id:any})
+                                data-scan []<-[$$p2] <- test.ParquetDataset2 project ({id:any}) [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                                 -- DATASOURCE_SCAN  |PARTITIONED|
-                                  exchange
+                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                    empty-tuple-source
+                                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                     -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.03.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.03.plan
index 47348c2..f803080 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.03.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.03.plan
@@ -1,22 +1,24 @@
-distribute result [$$p1]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$p1] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    distinct ([$$p1])
+    distinct ([$$p1]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- PRE_SORTED_DISTINCT_BY  |PARTITIONED|
-      exchange
+      exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-        order (ASC, $$p1)
+        order (ASC, $$p1) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- STABLE_SORT [$$p1(ASC)]  |PARTITIONED|
-          exchange
+          exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
           -- HASH_PARTITION_EXCHANGE [$$p1]  |PARTITIONED|
-            select (gt($$p1.getField("id"), 10))
+            select (gt($$p1.getField("id"), 10)) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
             -- STREAM_SELECT  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                data-scan []<-[$$p1] <- test.ParquetDataset1
+                data-scan []<-[$$p1] <- test.ParquetDataset1 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- DATASOURCE_SCAN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    empty-tuple-source
+                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.04.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.04.plan
index de0f762..811c3d6 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.04.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.04.plan
@@ -1,50 +1,52 @@
-distribute result [$$69]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$69] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$69])
+    project ([$$69]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$69] <- [{"text": $$text, "$1": $$72}]
+      assign [$$69] <- [{"text": $$text, "$1": $$72}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- ASSIGN  |PARTITIONED|
-        exchange
+        exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
           group by ([$$text := $$80]) decor ([]) {
-                    aggregate [$$72] <- [agg-global-sql-sum($$79)]
+                    aggregate [$$72] <- [agg-global-sql-sum($$79)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- AGGREGATE  |LOCAL|
-                      nested tuple source
+                      nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- NESTED_TUPLE_SOURCE  |LOCAL|
-                 }
+                 } [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
           -- SORT_GROUP_BY[$$80]  |PARTITIONED|
-            exchange
+            exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
             -- HASH_PARTITION_EXCHANGE [$$80]  |PARTITIONED|
               group by ([$$80 := $$71]) decor ([]) {
-                        aggregate [$$79] <- [agg-local-sql-sum(array-distinct($$74))]
+                        aggregate [$$79] <- [agg-local-sql-sum(array-distinct($$74))] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- AGGREGATE  |LOCAL|
-                          nested tuple source
+                          nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- NESTED_TUPLE_SOURCE  |LOCAL|
-                     }
+                     } [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
               -- SORT_GROUP_BY[$$71]  |PARTITIONED|
-                exchange
+                exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  select (eq(lowercase($$71), "string"))
+                  select (eq(lowercase($$71), "string")) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                   -- STREAM_SELECT  |PARTITIONED|
-                    project ([$$74, $$71])
+                    project ([$$74, $$71]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$71] <- [$$ht.getField("text")]
+                      assign [$$71] <- [$$ht.getField("text")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        unnest $$ht <- scan-collection($$74)
+                        unnest $$ht <- scan-collection($$74) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- UNNEST  |PARTITIONED|
-                          project ([$$74])
+                          project ([$$74]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            assign [$$74] <- [$$p1.getField("entities").getField("hashtags")]
+                            assign [$$74] <- [$$p1.getField("entities").getField("hashtags")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ASSIGN  |PARTITIONED|
-                              select (gt($$p1.getField("id"), 10))
+                              select (gt($$p1.getField("id"), 10)) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- STREAM_SELECT  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  data-scan []<-[$$p1] <- test.ParquetDataset1 project ({entities:{hashtags:any},id:any})
+                                  data-scan []<-[$$p1] <- test.ParquetDataset1 project ({entities:{hashtags:any},id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- DATASOURCE_SCAN  |PARTITIONED|
-                                    exchange
+                                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                      empty-tuple-source
+                                      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                       -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.05.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.05.plan
index 8f6bdd8..1a91a54 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.05.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.05.plan
@@ -1,52 +1,54 @@
-distribute result [$$68]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$68] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$68])
+    project ([$$68]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      assign [$$68] <- [{"text": $$text, "$1": $$71}]
+      assign [$$68] <- [{"text": $$text, "$1": $$71}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- ASSIGN  |PARTITIONED|
-        exchange
+        exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
           group by ([$$text := $$78]) decor ([]) {
-                    aggregate [$$71] <- [agg-global-sql-sum($$77)]
+                    aggregate [$$71] <- [agg-global-sql-sum($$77)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- AGGREGATE  |LOCAL|
-                      nested tuple source
+                      nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- NESTED_TUPLE_SOURCE  |LOCAL|
-                 }
+                 } [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
           -- SORT_GROUP_BY[$$78]  |PARTITIONED|
-            exchange
+            exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
             -- HASH_PARTITION_EXCHANGE [$$78]  |PARTITIONED|
               group by ([$$78 := $$70]) decor ([]) {
-                        aggregate [$$77] <- [agg-local-sql-sum(sql-sum($$74))]
+                        aggregate [$$77] <- [agg-local-sql-sum(sql-sum($$74))] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- AGGREGATE  |LOCAL|
-                          nested tuple source
+                          nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- NESTED_TUPLE_SOURCE  |LOCAL|
-                     }
+                     } [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
               -- SORT_GROUP_BY[$$70]  |PARTITIONED|
-                exchange
+                exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  select (eq(lowercase($$70), "string"))
+                  select (eq(lowercase($$70), "string")) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                   -- STREAM_SELECT  |PARTITIONED|
-                    project ([$$74, $$70])
+                    project ([$$74, $$70]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$74, $$70] <- [$$ht.getField("indices"), $$ht.getField("text")]
+                      assign [$$74, $$70] <- [$$ht.getField("indices"), $$ht.getField("text")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        project ([$$ht])
+                        project ([$$ht]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- STREAM_PROJECT  |PARTITIONED|
-                          unnest $$ht <- scan-collection($$73)
+                          unnest $$ht <- scan-collection($$73) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- UNNEST  |PARTITIONED|
-                            project ([$$73])
+                            project ([$$73]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- STREAM_PROJECT  |PARTITIONED|
-                              assign [$$73] <- [$$p1.getField("entities").getField("hashtags")]
+                              assign [$$73] <- [$$p1.getField("entities").getField("hashtags")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ASSIGN  |PARTITIONED|
-                                select (gt($$p1.getField("id"), 10))
+                                select (gt($$p1.getField("id"), 10)) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- STREAM_SELECT  |PARTITIONED|
-                                  exchange
+                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                    data-scan []<-[$$p1] <- test.ParquetDataset1 project ({entities:{hashtags:[{indices:any,text:any}]},id:any})
+                                    data-scan []<-[$$p1] <- test.ParquetDataset1 project ({entities:{hashtags:[{indices:any,text:any}]},id:any}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                     -- DATASOURCE_SCAN  |PARTITIONED|
-                                      exchange
+                                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                        empty-tuple-source
+                                        empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                         -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.06.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.06.plan
index 80c62d9..5994d58 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.06.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.06.plan
@@ -1,26 +1,28 @@
-distribute result [$$22]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$22] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 10
+    limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        project ([$$22])
+        project ([$$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          assign [$$22] <- [{"display_url": get-item($$23, 0).getField("display_url")}]
+          assign [$$22] <- [{"display_url": get-item($$23, 0).getField("display_url")}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ASSIGN  |PARTITIONED|
-            limit 10
+            limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              project ([$$23])
+              project ([$$23]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$23] <- [$$p.getField("entities").getField("urls")]
+                assign [$$23] <- [$$p.getField("entities").getField("urls")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    data-scan []<-[$$p] <- test.ParquetDataset1 condition (gt(sql-count($$p.getField("entities").getField("urls")), 10)) limit 10 project ({entities:{urls:any}})
+                    data-scan []<-[$$p] <- test.ParquetDataset1 condition (gt(sql-count($$p.getField("entities").getField("urls")), 10)) limit 10 project ({entities:{urls:any}}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- DATASOURCE_SCAN  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        empty-tuple-source
+                        empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.07.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.07.plan
index 39dce27..e2df9f1 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.07.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/parquet/pushdown-plans/pushdown-plans.07.plan
@@ -1,113 +1,115 @@
-distribute result [$$101]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$101] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 10
+    limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$101])
+      project ([$$101]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        assign [$$101] <- [{"uname": $$uname, "cnt": $$103}]
+        assign [$$101] <- [{"uname": $$uname, "cnt": $$103}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ASSIGN  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$103(DESC) ]  |PARTITIONED|
-            limit 10
+            limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                order (topK: 10) (DESC, $$103)
+                order (topK: 10) (DESC, $$103) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STABLE_SORT [topK: 10] [$$103(DESC)]  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
                     group by ([$$uname := $$114]) decor ([]) {
-                              aggregate [$$103] <- [agg-sql-sum($$113)]
+                              aggregate [$$103] <- [agg-sql-sum($$113)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- AGGREGATE  |LOCAL|
-                                nested tuple source
+                                nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- NESTED_TUPLE_SOURCE  |LOCAL|
-                           }
+                           } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- SORT_GROUP_BY[$$114]  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- HASH_PARTITION_EXCHANGE [$$114]  |PARTITIONED|
                         group by ([$$114 := $$102]) decor ([]) {
-                                  aggregate [$$113] <- [agg-sql-count(1)]
+                                  aggregate [$$113] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- AGGREGATE  |LOCAL|
-                                    nested tuple source
+                                    nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                     -- NESTED_TUPLE_SOURCE  |LOCAL|
-                               }
+                               } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- SORT_GROUP_BY[$$102]  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            project ([$$102])
+                            project ([$$102]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- STREAM_PROJECT  |PARTITIONED|
-                              select ($$92)
+                              select ($$92) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- STREAM_SELECT  |PARTITIONED|
-                                project ([$$92, $$102])
+                                project ([$$92, $$102]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- STREAM_PROJECT  |PARTITIONED|
-                                  exchange
+                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
                                     group by ([$$112 := $$110]) decor ([$$102]) {
-                                              aggregate [$$92] <- [non-empty-stream()]
+                                              aggregate [$$92] <- [non-empty-stream()] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                               -- AGGREGATE  |LOCAL|
-                                                select (not(is-missing($$111)))
+                                                select (not(is-missing($$111))) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                 -- STREAM_SELECT  |LOCAL|
-                                                  nested tuple source
+                                                  nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                   -- NESTED_TUPLE_SOURCE  |LOCAL|
-                                           }
+                                           } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                     -- PRE_CLUSTERED_GROUP_BY[$$110]  |PARTITIONED|
-                                      exchange
+                                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                        order (ASC, $$110)
+                                        order (ASC, $$110) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                         -- STABLE_SORT [$$110(ASC)]  |PARTITIONED|
-                                          exchange
+                                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                           -- HASH_PARTITION_EXCHANGE [$$110]  |PARTITIONED|
-                                            project ([$$102, $$111, $$110])
+                                            project ([$$102, $$111, $$110]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                             -- STREAM_PROJECT  |PARTITIONED|
-                                              exchange
+                                              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                left outer join (eq($$104, $$88))
+                                                left outer join (eq($$104, $$88)) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                 -- HYBRID_HASH_JOIN [$$104][$$88]  |PARTITIONED|
-                                                  exchange
+                                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                   -- HASH_PARTITION_EXCHANGE [$$104]  |PARTITIONED|
-                                                    running-aggregate [$$110] <- [create-query-uid()]
+                                                    running-aggregate [$$110] <- [create-query-uid()] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                     -- RUNNING_AGGREGATE  |PARTITIONED|
-                                                      project ([$$102, $$104])
+                                                      project ([$$102, $$104]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                       -- STREAM_PROJECT  |PARTITIONED|
-                                                        assign [$$104] <- [$$ht1.getField("text")]
+                                                        assign [$$104] <- [$$ht1.getField("text")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                         -- ASSIGN  |PARTITIONED|
-                                                          project ([$$102, $$ht1])
+                                                          project ([$$102, $$ht1]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                           -- STREAM_PROJECT  |PARTITIONED|
-                                                            unnest $$ht1 <- scan-collection($$105)
+                                                            unnest $$ht1 <- scan-collection($$105) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                             -- UNNEST  |PARTITIONED|
-                                                              project ([$$105, $$102])
+                                                              project ([$$105, $$102]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                               -- STREAM_PROJECT  |PARTITIONED|
-                                                                assign [$$105, $$102] <- [$$p1.getField("entities").getField("hashtags"), $$p1.getField("user").getField("name")]
+                                                                assign [$$105, $$102] <- [$$p1.getField("entities").getField("hashtags"), $$p1.getField("user").getField("name")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                 -- ASSIGN  |PARTITIONED|
-                                                                  exchange
+                                                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                    data-scan []<-[$$p1] <- test.ParquetDataset1 project ({entities:{hashtags:[{text:any}]},user:{name:any}})
+                                                                    data-scan []<-[$$p1] <- test.ParquetDataset1 project ({entities:{hashtags:[{text:any}]},user:{name:any}}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                     -- DATASOURCE_SCAN  |PARTITIONED|
-                                                                      exchange
+                                                                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                        empty-tuple-source
+                                                                        empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                         -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                                                  exchange
+                                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                   -- HASH_PARTITION_EXCHANGE [$$88]  |PARTITIONED|
-                                                    project ([$$111, $$88])
+                                                    project ([$$111, $$88]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                     -- STREAM_PROJECT  |PARTITIONED|
-                                                      assign [$$111, $$88] <- [true, $$ht2.getField("text")]
+                                                      assign [$$111, $$88] <- [true, $$ht2.getField("text")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                       -- ASSIGN  |PARTITIONED|
-                                                        project ([$$ht2])
+                                                        project ([$$ht2]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                         -- STREAM_PROJECT  |PARTITIONED|
-                                                          unnest $$ht2 <- scan-collection($$106)
+                                                          unnest $$ht2 <- scan-collection($$106) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                           -- UNNEST  |PARTITIONED|
-                                                            project ([$$106])
+                                                            project ([$$106]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                             -- STREAM_PROJECT  |PARTITIONED|
-                                                              assign [$$106] <- [$$p2.getField("entities").getField("hashtags")]
+                                                              assign [$$106] <- [$$p2.getField("entities").getField("hashtags")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                               -- ASSIGN  |PARTITIONED|
-                                                                exchange
+                                                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                  data-scan []<-[$$p2] <- test.ParquetDataset2 project ({entities:{hashtags:[{text:any}]}})
+                                                                  data-scan []<-[$$p2] <- test.ParquetDataset2 project ({entities:{hashtags:[{text:any}]}}) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                   -- DATASOURCE_SCAN  |PARTITIONED|
-                                                                    exchange
+                                                                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                      empty-tuple-source
+                                                                      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                                                       -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/query-with-limit-plan/result.001.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/query-with-limit-plan/result.001.plan
index 9149be2..7e117f5 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/query-with-limit-plan/result.001.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-dataset/common/query-with-limit-plan/result.001.plan
@@ -1,22 +1,24 @@
-distribute result [$$14]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$14] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 3
+    limit 3 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        project ([$$14])
+        project ([$$14]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          assign [$$14] <- [{"test": $$test}]
+          assign [$$14] <- [{"test": $$test}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ASSIGN  |PARTITIONED|
-            limit 3
+            limit 3 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                data-scan []<-[$$test] <- test.test limit 3
+                data-scan []<-[$$test] <- test.test limit 3 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- DATASOURCE_SCAN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    empty-tuple-source
-                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-library/deterministic/deterministic.4.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-library/deterministic/deterministic.4.plan
index 9b1b82f..43fb9de 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/external-library/deterministic/deterministic.4.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/external-library/deterministic/deterministic.4.plan
@@ -1,8 +1,10 @@
-distribute result [$$1]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$1] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$1] <- [{"default": getCapital_default("United States"), "deterministic": getCapital_deterministic("United States"), "not_deterministic": getCapital_not_deterministic("United States")}]
+    assign [$$1] <- [{"default": getCapital_default("United States"), "deterministic": getCapital_deterministic("United States"), "not_deterministic": getCapital_not_deterministic("United States")}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      empty-tuple-source
-      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.6.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.6.plan
index f91dedf..77f0622 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.6.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/offset_without_limit/offset_without_limit.6.plan
@@ -1,18 +1,20 @@
-distribute result [$$16]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$16] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit offset 98
+    limit offset 98 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$16])
+      project ([$$16]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        assign [$$16] <- [{"id": $$18, "dblpid": $$paper.getField(1)}]
+        assign [$$16] <- [{"id": $$18, "dblpid": $$paper.getField(1)}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ASSIGN  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- SORT_MERGE_EXCHANGE [$$18(ASC) ]  |PARTITIONED|
-            data-scan []<-[$$18, $$paper] <- test.DBLP1
+            data-scan []<-[$$18, $$paper] <- test.DBLP1 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- DATASOURCE_SCAN  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                empty-tuple-source
-                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan-select/push-limit-to-external-scan-select.2.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan-select/push-limit-to-external-scan-select.2.plan
index cc319ee..da0bf84 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan-select/push-limit-to-external-scan-select.2.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan-select/push-limit-to-external-scan-select.2.plan
@@ -1,22 +1,24 @@
-distribute result [$$17]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$17] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5
+    limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        limit 5
+        limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_LIMIT  |PARTITIONED|
-          project ([$$17])
+          project ([$$17]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_PROJECT  |PARTITIONED|
-            assign [$$17] <- [$$t.getField(0)]
+            assign [$$17] <- [$$t.getField(0)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ASSIGN  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                data-scan []<-[$$t] <- test.ds1 condition (gt($$t.getField(0), 2)) limit 5
+                data-scan []<-[$$t] <- test.ds1 condition (gt($$t.getField(0), 2)) limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- DATASOURCE_SCAN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    empty-tuple-source
-                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan/push-limit-to-external-scan.2.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan/push-limit-to-external-scan.2.plan
index 611efaa..2eeec61 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan/push-limit-to-external-scan.2.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-external-scan/push-limit-to-external-scan.2.plan
@@ -1,22 +1,24 @@
-distribute result [$$14]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$14] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5
+    limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        project ([$$14])
+        project ([$$14]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          assign [$$14] <- [$$t.getField(0)]
+          assign [$$14] <- [$$t.getField(0)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ASSIGN  |PARTITIONED|
-            limit 5
+            limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                data-scan []<-[$$t] <- test.ds1 limit 5
+                data-scan []<-[$$t] <- test.ds1 limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- DATASOURCE_SCAN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    empty-tuple-source
-                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                    empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.3.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.3.plan
index 435dbb0..e958150 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.3.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.3.plan
@@ -1,34 +1,36 @@
-distribute result [$$c]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$c] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$c])
+      project ([$$c]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$18(ASC), $$19(ASC) ]  |PARTITIONED|
-          limit 10
+          limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              unnest-map [$$18, $$19, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$24, $$25, 2, $$24, $$25, true, true, true) condition (and(lt($$c.getField(2), 150), lt($$c.getField(5), 10000))) limit 10
+              unnest-map [$$18, $$19, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$24, $$25, 2, $$24, $$25, true, true, true) condition (and(lt($$c.getField(2), 150), lt($$c.getField(5), 10000))) limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- BTREE_SEARCH  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  order (ASC, $$24) (ASC, $$25)
+                  order (ASC, $$24) (ASC, $$25) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STABLE_SORT [$$24(ASC), $$25(ASC)]  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      project ([$$24, $$25])
+                      project ([$$24, $$25]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          unnest-map [$$23, $$24, $$25] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$22, true, false, false)
+                          unnest-map [$$23, $$24, $$25] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$22, true, false, false) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- BTREE_SEARCH  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              assign [$$22] <- [150]
+                              assign [$$22] <- [150] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ASSIGN  |PARTITIONED|
-                                empty-tuple-source
-                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.5.plan
index 4baeedc..60a8a92 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup-select/push-limit-to-primary-lookup-select.5.plan
@@ -1,40 +1,42 @@
-distribute result [$$20]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$20] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5
+    limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$20])
+      project ([$$20]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$22(ASC), $$23(ASC) ]  |PARTITIONED|
-          project ([$$22, $$23, $$20])
+          project ([$$22, $$23, $$20]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_PROJECT  |PARTITIONED|
-            assign [$$20] <- [{"shipdate": substring($$c.getField(10), 0, 4), "suppkey": gt($$21, 0)}]
+            assign [$$20] <- [{"shipdate": substring($$c.getField(10), 0, 4), "suppkey": gt($$21, 0)}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ASSIGN  |PARTITIONED|
-              limit 5
+              limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_LIMIT  |PARTITIONED|
-                assign [$$21] <- [$$c.getField(2)]
+                assign [$$21] <- [$$c.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    unnest-map [$$22, $$23, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$27, $$28, 2, $$27, $$28, true, true, true) condition (lt($$c.getField(2), 150)) limit 5
+                    unnest-map [$$22, $$23, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$27, $$28, 2, $$27, $$28, true, true, true) condition (lt($$c.getField(2), 150)) limit 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- BTREE_SEARCH  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        order (ASC, $$27) (ASC, $$28)
+                        order (ASC, $$27) (ASC, $$28) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- STABLE_SORT [$$27(ASC), $$28(ASC)]  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            project ([$$27, $$28])
+                            project ([$$27, $$28]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- STREAM_PROJECT  |PARTITIONED|
-                              exchange
+                              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                unnest-map [$$26, $$27, $$28] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$25, true, false, false)
+                                unnest-map [$$26, $$27, $$28] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$25, true, false, false) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- BTREE_SEARCH  |PARTITIONED|
-                                  exchange
+                                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                    assign [$$25] <- [150]
+                                    assign [$$25] <- [150] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                     -- ASSIGN  |PARTITIONED|
-                                      empty-tuple-source
-                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                                      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.3.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.3.plan
index 26aa844..cb0b178 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.3.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.3.plan
@@ -1,34 +1,36 @@
-distribute result [$$c]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$c] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$c])
+      project ([$$c]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$15(ASC), $$16(ASC) ]  |PARTITIONED|
-          limit 10
+          limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              unnest-map [$$15, $$16, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$20, $$21, 2, $$20, $$21, true, true, true) condition (lt($$c.getField(2), 150)) limit 10
+              unnest-map [$$15, $$16, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$20, $$21, 2, $$20, $$21, true, true, true) condition (lt($$c.getField(2), 150)) limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- BTREE_SEARCH  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  order (ASC, $$20) (ASC, $$21)
+                  order (ASC, $$20) (ASC, $$21) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STABLE_SORT [$$20(ASC), $$21(ASC)]  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      project ([$$20, $$21])
+                      project ([$$20, $$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          unnest-map [$$19, $$20, $$21] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$18, true, false, false)
+                          unnest-map [$$19, $$20, $$21] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$18, true, false, false) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- BTREE_SEARCH  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              assign [$$18] <- [150]
+                              assign [$$18] <- [150] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ASSIGN  |PARTITIONED|
-                                empty-tuple-source
-                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.5.plan
index c1b44fb..eb2ed4f 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-lookup/push-limit-to-primary-lookup.5.plan
@@ -1,34 +1,36 @@
-distribute result [$$c]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$c] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$c])
+      project ([$$c]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$17(ASC), $$18(ASC) ]  |PARTITIONED|
-          limit 10
+          limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              unnest-map [$$17, $$18, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$22, $$23, 2, $$22, $$23, true, true, true) condition (lt($$c.getField(2), 150)) limit 10
+              unnest-map [$$17, $$18, $$c] <- index-search("LineItem", 0, "test", "LineItem", false, false, 2, $$22, $$23, 2, $$22, $$23, true, true, true) condition (lt($$c.getField(2), 150)) limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- BTREE_SEARCH  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  order (ASC, $$22) (ASC, $$23)
+                  order (ASC, $$22) (ASC, $$23) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STABLE_SORT [$$22(ASC), $$23(ASC)]  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      project ([$$22, $$23])
+                      project ([$$22, $$23]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          unnest-map [$$21, $$22, $$23] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$20, true, false, false)
+                          unnest-map [$$21, $$22, $$23] <- index-search("idx_LineItem_suppkey", 0, "test", "LineItem", false, false, 0, 1, $$20, true, false, false) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- BTREE_SEARCH  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              assign [$$20] <- [150]
+                              assign [$$20] <- [150] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- ASSIGN  |PARTITIONED|
-                                empty-tuple-source
-                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.11.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.11.plan
index 4e2b676..cde25ab 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.11.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.11.plan
@@ -1,52 +1,54 @@
-distribute result [$$210]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$210] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |LOCAL|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |LOCAL|
-    aggregate [$$210] <- [agg-sql-sum($$239)]
+    aggregate [$$210] <- [agg-sql-sum($$239)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- AGGREGATE  |LOCAL|
-      aggregate [$$239] <- [agg-sql-count(1)]
+      aggregate [$$239] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- AGGREGATE  |LOCAL|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-          union
+          union [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- UNION_ALL  |UNPARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              limit 1000
+              limit 1000 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_LIMIT  |UNPARTITIONED|
-                project ([])
+                project ([]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- SORT_MERGE_EXCHANGE [$$142(ASC) ]  |PARTITIONED|
-                    limit 1000
+                    limit 1000 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$142])
+                      project ([$$142]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$142, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), 1), le($$onek1.getField(2), 10))) limit 1000
+                          data-scan []<-[$$142, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), 1), le($$onek1.getField(2), 10))) limit 1000 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              limit 1000
+              limit 1000 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_LIMIT  |UNPARTITIONED|
-                project ([])
+                project ([]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- SORT_MERGE_EXCHANGE [$$143(ASC) ]  |PARTITIONED|
-                    limit 1000
+                    limit 1000 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$143])
+                      project ([$$143]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$143, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), -10), le($$onek1.getField(2), -1))) limit 1000
+                          data-scan []<-[$$143, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), -10), le($$onek1.getField(2), -1))) limit 1000 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.3.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.3.plan
index 98a3c51..0e903f5 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.3.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.3.plan
@@ -1,20 +1,22 @@
-distribute result [$$paper]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$paper] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$paper])
+      project ([$$paper]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$15(ASC) ]  |PARTITIONED|
-          limit 10
+          limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              data-scan []<-[$$15, $$paper] <- test.DBLP1 condition (contains($$paper.getField(1), "kimL89")) limit 10
+              data-scan []<-[$$15, $$paper] <- test.DBLP1 condition (contains($$paper.getField(1), "kimL89")) limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- DATASOURCE_SCAN  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  empty-tuple-source
+                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.5.plan
index 752cbcc..4ad7680 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.5.plan
@@ -1,64 +1,66 @@
-distribute result [$$37]
+cardinality: 1000000.0
+cost: 6000000.0
+distribute result [$$37] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 2
+    limit 2 [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        project ([$$37])
+        project ([$$37]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          assign [$$37] <- [{"dblpid": $$38}]
+          assign [$$37] <- [{"dblpid": $$38}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
           -- ASSIGN  |PARTITIONED|
-            limit 2
+            limit 2 [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              project ([$$38])
+              project ([$$38]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                exchange
+                exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 6000000.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  join (eq($$38, $$41))
+                  join (eq($$38, $$41)) [cardinality: 1000000.0, op-cost: 2000000.0, total-cost: 6000000.0]
                   -- HYBRID_HASH_JOIN [$$38][$$41]  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                     -- HASH_PARTITION_EXCHANGE [$$38]  |PARTITIONED|
-                      project ([$$38])
+                      project ([$$38]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$38] <- [$$d.getField(1)]
+                        assign [$$38] <- [$$d.getField(1)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- ASSIGN  |PARTITIONED|
-                          project ([$$d])
+                          project ([$$d]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$39, $$d] <- test.DBLP1
+                              data-scan []<-[$$39, $$d] <- test.DBLP1 [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                     -- HASH_PARTITION_EXCHANGE [$$41]  |PARTITIONED|
-                      project ([$$41])
+                      project ([$$41]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                       -- STREAM_PROJECT  |UNPARTITIONED|
-                        assign [$$41] <- [get-item($$30, 0).getField(0).getField(1)]
+                        assign [$$41] <- [get-item($$30, 0).getField(0).getField(1)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                         -- ASSIGN  |UNPARTITIONED|
-                          aggregate [$$30] <- [listify($$29)]
+                          aggregate [$$30] <- [listify($$29)] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                           -- AGGREGATE  |UNPARTITIONED|
-                            limit 1
+                            limit 1 [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                             -- STREAM_LIMIT  |UNPARTITIONED|
-                              project ([$$29])
+                              project ([$$29]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                               -- STREAM_PROJECT  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                                 -- SORT_MERGE_EXCHANGE [$$40(ASC) ]  |PARTITIONED|
-                                  project ([$$40, $$29])
+                                  project ([$$40, $$29]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                                   -- STREAM_PROJECT  |PARTITIONED|
-                                    assign [$$29] <- [{"d": $$d}]
+                                    assign [$$29] <- [{"d": $$d}] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                                     -- ASSIGN  |PARTITIONED|
-                                      limit 1
+                                      limit 1 [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
                                       -- STREAM_LIMIT  |PARTITIONED|
-                                        exchange
+                                        exchange [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 2000000.0]
                                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                          data-scan []<-[$$40, $$d] <- test.DBLP1 condition (ends-with($$d.getField(1), "Blakeley95")) limit 1
+                                          data-scan []<-[$$40, $$d] <- test.DBLP1 condition (ends-with($$d.getField(1), "Blakeley95")) limit 1 [cardinality: 1000000.0, op-cost: 1000000.0, total-cost: 1000000.0]
                                           -- DATASOURCE_SCAN  |PARTITIONED|
-                                            exchange
+                                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                              empty-tuple-source
+                                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.6.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.6.plan
index b68b6dc..0d7e5f3 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.6.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.6.plan
@@ -1,28 +1,30 @@
-distribute result [$$19]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$19] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 1
+    limit 1 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$19])
+      project ([$$19]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$21(ASC) ]  |PARTITIONED|
-          project ([$$21, $$19])
+          project ([$$21, $$19]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_PROJECT  |PARTITIONED|
-            assign [$$19] <- [{"$1": substring($$20, 0, 21)}]
+            assign [$$19] <- [{"$1": substring($$20, 0, 21)}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ASSIGN  |PARTITIONED|
-              limit 1
+              limit 1 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_LIMIT  |PARTITIONED|
-                project ([$$21, $$20])
+                project ([$$21, $$20]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$20] <- [$$DBLP1.getField(1)]
+                  assign [$$20] <- [$$DBLP1.getField(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$21, $$DBLP1] <- test.DBLP1 condition (gt($$DBLP1.getField(1), "series")) limit 1
+                      data-scan []<-[$$21, $$DBLP1] <- test.DBLP1 condition (gt($$DBLP1.getField(1), "series")) limit 1 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.8.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.8.plan
index 36b851b..cb9817c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.8.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan-select/push-limit-to-primary-scan-select.8.plan
@@ -1,28 +1,30 @@
-distribute result [$$22]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$22] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 2
+    limit 2 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$22])
+      project ([$$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$25(ASC) ]  |PARTITIONED|
-          limit 2
+          limit 2 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            project ([$$25, $$22])
+            project ([$$25, $$22]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_PROJECT  |PARTITIONED|
-              assign [$$22] <- [$$26.getField("lang")]
+              assign [$$22] <- [$$26.getField("lang")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ASSIGN  |PARTITIONED|
-                project ([$$25, $$26])
+                project ([$$25, $$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$26] <- [$$t.getField("user")]
+                  assign [$$26] <- [$$t.getField("user")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$25, $$t] <- test.TweetMessages condition (and(ge($$t.getField("user").getField("friends_count"), 0), le($$t.getField("user").getField("friends_count"), 150))) limit 2
+                      data-scan []<-[$$25, $$t] <- test.TweetMessages condition (and(ge($$t.getField("user").getField("friends_count"), 0), le($$t.getField("user").getField("friends_count"), 150))) limit 2 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.3.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.3.plan
index e037cf2..df4caef 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.3.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.3.plan
@@ -1,20 +1,22 @@
-distribute result [$$paper]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$paper] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$paper])
+      project ([$$paper]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$13(ASC) ]  |PARTITIONED|
-          limit 10
+          limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              data-scan []<-[$$13, $$paper] <- test.DBLP1 limit 10
+              data-scan []<-[$$13, $$paper] <- test.DBLP1 limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- DATASOURCE_SCAN  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  empty-tuple-source
+                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.5.plan
index 5604580..64274f2 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.5.plan
@@ -1,20 +1,22 @@
-distribute result [$$paper]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$paper] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$paper])
+      project ([$$paper]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- SORT_MERGE_EXCHANGE [$$15(ASC) ]  |PARTITIONED|
-          limit 10
+          limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_LIMIT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-              data-scan []<-[$$15, $$paper] <- test.DBLP1 limit 10
+              data-scan []<-[$$15, $$paper] <- test.DBLP1 limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- DATASOURCE_SCAN  |PARTITIONED|
-                exchange
+                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                  empty-tuple-source
+                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.7.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.7.plan
index fbe7050..669ddcd 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.7.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.7.plan
@@ -1,52 +1,54 @@
-distribute result [$$188]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$188] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |LOCAL|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |LOCAL|
-    aggregate [$$188] <- [agg-sql-sum($$213)]
+    aggregate [$$188] <- [agg-sql-sum($$213)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- AGGREGATE  |LOCAL|
-      aggregate [$$213] <- [agg-sql-count(1)]
+      aggregate [$$213] <- [agg-sql-count(1)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- AGGREGATE  |LOCAL|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-          union
+          union [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- UNION_ALL  |UNPARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              limit 100
+              limit 100 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_LIMIT  |UNPARTITIONED|
-                project ([])
+                project ([]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- SORT_MERGE_EXCHANGE [$$128(ASC) ]  |PARTITIONED|
-                    limit 100
+                    limit 100 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$128])
+                      project ([$$128]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$128, $$onek1] <- test.onek1 limit 100
+                          data-scan []<-[$$128, $$onek1] <- test.onek1 limit 100 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              limit 10
+              limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_LIMIT  |UNPARTITIONED|
-                project ([])
+                project ([]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- SORT_MERGE_EXCHANGE [$$129(ASC) ]  |PARTITIONED|
-                    limit 10
+                    limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$129])
+                      project ([$$129]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$129, $$onek1] <- test.onek1 limit 10
+                          data-scan []<-[$$129, $$onek1] <- test.onek1 limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.8.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.8.plan
index 513cd19..c9db31c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.8.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/limit/push-limit-to-primary-scan/push-limit-to-primary-scan.8.plan
@@ -1,37 +1,39 @@
-distribute result [$$80]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$80] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 5 offset 5
+    limit 5 offset 5 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      project ([$$80])
+      project ([$$80]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |PARTITIONED|
-        assign [$$80] <- [get-item($$78, 0)]
+        assign [$$80] <- [get-item($$78, 0)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ASSIGN  |PARTITIONED|
-          project ([$$78])
+          project ([$$78]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STREAM_PROJECT  |PARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- SORT_MERGE_EXCHANGE [$$82(ASC) ]  |PARTITIONED|
-              project ([$$78, $$82])
+              project ([$$78, $$82]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
                 subplan {
-                          aggregate [$$78] <- [listify($$77)]
+                          aggregate [$$78] <- [listify($$77)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- AGGREGATE  |LOCAL|
-                            assign [$$77] <- [object-remove(object-remove(object-remove($$t0, "title"), "authors"), "misc")]
+                            assign [$$77] <- [object-remove(object-remove(object-remove($$t0, "title"), "authors"), "misc")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ASSIGN  |LOCAL|
-                              unnest $$t0 <- scan-collection(to-array($$paper))
+                              unnest $$t0 <- scan-collection(to-array($$paper)) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- UNNEST  |LOCAL|
-                                nested tuple source
+                                nested tuple source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- NESTED_TUPLE_SOURCE  |LOCAL|
-                       }
+                       } [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- SUBPLAN  |PARTITIONED|
-                  limit 10
+                  limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_LIMIT  |PARTITIONED|
-                    exchange
+                    exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      data-scan []<-[$$82, $$paper] <- test.DBLP1 limit 10
+                      data-scan []<-[$$82, $$paper] <- test.DBLP1 limit 10 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- DATASOURCE_SCAN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          empty-tuple-source
-                          -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
\ No newline at end of file
+                          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                          -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/list/enforcing_item_type/enforcing_item_type.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/list/enforcing_item_type/enforcing_item_type.1.plan
index aec56f6..b03aff5 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/list/enforcing_item_type/enforcing_item_type.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/list/enforcing_item_type/enforcing_item_type.1.plan
@@ -1,12 +1,14 @@
-distribute result [$$21]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$21] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    project ([$$21])
+    project ([$$21]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |UNPARTITIONED|
-      assign [$$21] <- [{"id": get-item($$t, 0), "v": get-item($$t, 1)}]
+      assign [$$21] <- [{"id": get-item($$t, 0), "v": get-item($$t, 1)}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |UNPARTITIONED|
-        unnest $$t <- scan-collection(ordered-list-constructor(ordered-list-constructor(29, cast({ "f1": "a", "f2": 3 }))))
+        unnest $$t <- scan-collection(ordered-list-constructor(ordered-list-constructor(29, cast({ "f1": "a", "f2": 3 })))) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- UNNEST  |UNPARTITIONED|
-          empty-tuple-source
+          empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.1.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.1.plan
index c757014..bd19ee2 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.1.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.1.plan
@@ -1,8 +1,10 @@
-distribute result [$$5]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$5] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$5] <- [{ "f1": 5, "f2": 6, "f3": 7 }]
+    assign [$$5] <- [{ "f1": 5, "f2": 6, "f3": 7 }] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      empty-tuple-source
-      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+      empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+      -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.3.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.3.plan
index af11ff1..36d7ca8 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.3.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.3.plan
@@ -1,18 +1,20 @@
-distribute result [$$15]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$15] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    assign [$$15] <- [true]
+    assign [$$15] <- [true] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- ASSIGN  |UNPARTITIONED|
-      project ([])
+      project ([]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- STREAM_PROJECT  |UNPARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-          order (ASC, $$x)
+          order (ASC, $$x) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STABLE_SORT [$$x(ASC)]  |UNPARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              unnest $$x <- range(1, 4)
+              unnest $$x <- range(1, 4) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- UNNEST  |UNPARTITIONED|
-                empty-tuple-source
-                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.5.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.5.plan
index c8dd934..c6cee02 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.5.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.5.plan
@@ -1,18 +1,20 @@
-distribute result [$$15]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$15] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    project ([$$15])
+    project ([$$15]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |UNPARTITIONED|
-      assign [$$15] <- [le($$x, 2)]
+      assign [$$15] <- [le($$x, 2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |UNPARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-          order (ASC, $$x)
+          order (ASC, $$x) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STABLE_SORT [$$x(ASC)]  |UNPARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              unnest $$x <- range(1, 4)
+              unnest $$x <- range(1, 4) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- UNNEST  |UNPARTITIONED|
-                empty-tuple-source
-                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.6.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.6.plan
index e415065..941b57e 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.6.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.6.plan
@@ -1,18 +1,20 @@
-distribute result [$$15]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$15] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    project ([$$15])
+    project ([$$15]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |UNPARTITIONED|
-      assign [$$15] <- [or(null, le($$x, 2))]
+      assign [$$15] <- [or(null, le($$x, 2))] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |UNPARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-          order (ASC, $$x)
+          order (ASC, $$x) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STABLE_SORT [$$x(ASC)]  |UNPARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              unnest $$x <- range(1, 4)
+              unnest $$x <- range(1, 4) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- UNNEST  |UNPARTITIONED|
-                empty-tuple-source
-                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.7.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.7.plan
index ea7b6ea..ef61aa3 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.7.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/constant_folding/constant_folding.7.plan
@@ -1,18 +1,20 @@
-distribute result [$$17]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$17] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    project ([$$17])
+    project ([$$17]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |UNPARTITIONED|
-      assign [$$17] <- [or(true, lt(get-year(current-date()), $$x))]
+      assign [$$17] <- [or(true, lt(get-year(current-date()), $$x))] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- ASSIGN  |UNPARTITIONED|
-        exchange
+        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-          order (ASC, $$x)
+          order (ASC, $$x) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- STABLE_SORT [$$x(ASC)]  |UNPARTITIONED|
-            exchange
+            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-              unnest $$x <- range(1, 4)
+              unnest $$x <- range(1, 4) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- UNNEST  |UNPARTITIONED|
-                empty-tuple-source
-                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
\ No newline at end of file
+                empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
+                -- EMPTY_TUPLE_SOURCE  |UNPARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/objects/load-record-fields/load-record-fields.4.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/objects/load-record-fields/load-record-fields.4.plan
index 5ac69f3..79b7115 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/objects/load-record-fields/load-record-fields.4.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/objects/load-record-fields/load-record-fields.4.plan
@@ -1,26 +1,28 @@
-distribute result [$$28]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$30] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$28])
+    project ([$$30]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
-      -- SORT_MERGE_EXCHANGE [$$30(ASC) ]  |PARTITIONED|
-        project ([$$28, $$30])
+      exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
+      -- SORT_MERGE_EXCHANGE [$$32(ASC) ]  |PARTITIONED|
+        project ([$$30, $$32]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- STREAM_PROJECT  |PARTITIONED|
-          select (eq($$31, current-date()))
+          select (eq($$33, current-date())) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
           -- STREAM_SELECT  |PARTITIONED|
-            assign [$$31] <- [current-date()]
+            assign [$$33] <- [current-date()] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- ASSIGN  |PARTITIONED|
-              project ([$$30, $$28])
+              project ([$$32, $$30]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$28] <- [$$md.getField("name")]
+                assign [$$30] <- [$$md.getField("name")] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    data-scan []<-[$$30, $$md] <- test.MyDataset
+                    data-scan []<-[$$32, $$md] <- test.MyDataset [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- DATASOURCE_SCAN  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        empty-tuple-source
+                        empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.13.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.13.plan
index c69e8a0..64e9722 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.13.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.13.plan
@@ -1,32 +1,34 @@
-distribute result [$$l]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$l] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$l])
+    project ([$$l]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
+      exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- SORT_MERGE_EXCHANGE [$$17(ASC), $$18(ASC) ]  |PARTITIONED|
-        select (eq($$l.getField(10), "1994-01-20"))
+        select (eq($$l.getField(10), "1994-01-20")) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- STREAM_SELECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            unnest-map [$$17, $$18, $$l] <- index-search("LineItem", 0, "tpch", "LineItem", false, false, 2, $$25, $$26, 2, $$25, $$26, true, true, true)
+            unnest-map [$$17, $$18, $$l] <- index-search("LineItem", 0, "tpch", "LineItem", false, false, 2, $$25, $$26, 2, $$25, $$26, true, true, true) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- BTREE_SEARCH  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                order (ASC, $$25) (ASC, $$26)
+                order (ASC, $$25) (ASC, $$26) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STABLE_SORT [$$25(ASC), $$26(ASC)]  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    project ([$$25, $$26])
+                    project ([$$25, $$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        unnest-map [$$24, $$25, $$26] <- index-search("lineitem_shipdateIx", 0, "tpch", "LineItem", false, false, 1, $$22, 1, $$23, true, true, true)
+                        unnest-map [$$24, $$25, $$26] <- index-search("lineitem_shipdateIx", 0, "tpch", "LineItem", false, false, 1, $$22, 1, $$23, true, true, true) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- BTREE_SEARCH  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            assign [$$22, $$23] <- ["1994-01-20", "1994-01-20"]
+                            assign [$$22, $$23] <- ["1994-01-20", "1994-01-20"] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ASSIGN  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.8.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.8.plan
index c69e8a0..64e9722 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.8.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/rebalance/single_dataset_with_index/single_dataset_with_index.8.plan
@@ -1,32 +1,34 @@
-distribute result [$$l]
+cardinality: 1000000.0
+cost: 1000000.0
+distribute result [$$l] [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$$l])
+    project ([$$l]) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
+      exchange [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
       -- SORT_MERGE_EXCHANGE [$$17(ASC), $$18(ASC) ]  |PARTITIONED|
-        select (eq($$l.getField(10), "1994-01-20"))
+        select (eq($$l.getField(10), "1994-01-20")) [cardinality: 1000000.0, op-cost: 0.0, total-cost: 1000000.0]
         -- STREAM_SELECT  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            unnest-map [$$17, $$18, $$l] <- index-search("LineItem", 0, "tpch", "LineItem", false, false, 2, $$25, $$26, 2, $$25, $$26, true, true, true)
+            unnest-map [$$17, $$18, $$l] <- index-search("LineItem", 0, "tpch", "LineItem", false, false, 2, $$25, $$26, 2, $$25, $$26, true, true, true) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- BTREE_SEARCH  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                order (ASC, $$25) (ASC, $$26)
+                order (ASC, $$25) (ASC, $$26) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STABLE_SORT [$$25(ASC), $$26(ASC)]  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    project ([$$25, $$26])
+                    project ([$$25, $$26]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      exchange
+                      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                        unnest-map [$$24, $$25, $$26] <- index-search("lineitem_shipdateIx", 0, "tpch", "LineItem", false, false, 1, $$22, 1, $$23, true, true, true)
+                        unnest-map [$$24, $$25, $$26] <- index-search("lineitem_shipdateIx", 0, "tpch", "LineItem", false, false, 1, $$22, 1, $$23, true, true, true) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- BTREE_SEARCH  |PARTITIONED|
-                          exchange
+                          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                            assign [$$22, $$23] <- ["1994-01-20", "1994-01-20"]
+                            assign [$$22, $$23] <- ["1994-01-20", "1994-01-20"] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ASSIGN  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.11.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.11.plan
index eb1177f..3bea191 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.11.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.11.plan
@@ -1,106 +1,108 @@
-distribute result [$$t]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$t] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 4
+    limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        union ($$161, $$188, $$t)
+        union ($$161, $$188, $$t) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- UNION_ALL  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            union ($$223, $$237, $$161)
+            union ($$223, $$237, $$161) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- UNION_ALL  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- RANDOM_PARTITION_EXCHANGE  |PARTITIONED|
-                project ([$$223])
+                project ([$$223]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$223] <- [{"two": $$193}]
+                  assign [$$223] <- [{"two": $$193}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    limit 4
+                    limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$193])
+                      project ([$$193]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$193] <- [$$onek1.getField(2)]
+                        assign [$$193] <- [$$onek1.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ASSIGN  |PARTITIONED|
-                          project ([$$onek1])
+                          project ([$$onek1]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$197, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), 1), le($$onek1.getField(2), 10))) limit 4
+                              data-scan []<-[$$197, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), 1), le($$onek1.getField(2), 10))) limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- RANDOM_PARTITION_EXCHANGE  |PARTITIONED|
-                project ([$$237])
+                project ([$$237]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$237] <- [{"two": $$194}]
+                  assign [$$237] <- [{"two": $$194}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    limit 4
+                    limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$194])
+                      project ([$$194]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$194] <- [$$onek2.getField(2)]
+                        assign [$$194] <- [$$onek2.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ASSIGN  |PARTITIONED|
-                          project ([$$onek2])
+                          project ([$$onek2]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$198, $$onek2] <- test.onek2 condition (and(ge($$onek2.getField(2), 1), le($$onek2.getField(2), 100))) limit 4
+                              data-scan []<-[$$198, $$onek2] <- test.onek2 condition (and(ge($$onek2.getField(2), 1), le($$onek2.getField(2), 100))) limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            union ($$355, $$364, $$188)
+            union ($$355, $$364, $$188) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- UNION_ALL  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- RANDOM_PARTITION_EXCHANGE  |PARTITIONED|
-                project ([$$355])
+                project ([$$355]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$355] <- [{"two": $$195}]
+                  assign [$$355] <- [{"two": $$195}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    limit 4
+                    limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$195])
+                      project ([$$195]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$195] <- [$$onek1.getField(2)]
+                        assign [$$195] <- [$$onek1.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ASSIGN  |PARTITIONED|
-                          project ([$$onek1])
+                          project ([$$onek1]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$199, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), 1), le($$onek1.getField(2), 1000))) limit 4
+                              data-scan []<-[$$199, $$onek1] <- test.onek1 condition (and(ge($$onek1.getField(2), 1), le($$onek1.getField(2), 1000))) limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- RANDOM_PARTITION_EXCHANGE  |PARTITIONED|
-                project ([$$364])
+                project ([$$364]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$364] <- [{"two": $$196}]
+                  assign [$$364] <- [{"two": $$196}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    limit 4
+                    limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_LIMIT  |PARTITIONED|
-                      project ([$$196])
+                      project ([$$196]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        assign [$$196] <- [$$onek2.getField(2)]
+                        assign [$$196] <- [$$onek2.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ASSIGN  |PARTITIONED|
-                          project ([$$onek2])
+                          project ([$$onek2]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- STREAM_PROJECT  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$200, $$onek2] <- test.onek2 condition (and(ge($$onek2.getField(2), 1), le($$onek2.getField(2), 10000))) limit 4
+                              data-scan []<-[$$200, $$onek2] <- test.onek2 condition (and(ge($$onek2.getField(2), 1), le($$onek2.getField(2), 10000))) limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.9.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.9.plan
index d4c025f..2c15ed9 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.9.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_opt_1/union_opt_1.9.plan
@@ -1,54 +1,56 @@
-distribute result [$$t]
+cardinality: 0.0
+cost: 0.0
+distribute result [$$t] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |UNPARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |UNPARTITIONED|
-    limit 4
+    limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_LIMIT  |UNPARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-        union ($$52, $$58, $$t)
+        union ($$52, $$58, $$t) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- UNION_ALL  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- RANDOM_PARTITION_EXCHANGE  |PARTITIONED|
-            limit 4
+            limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              project ([$$52])
+              project ([$$52]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$52] <- [{"two": $$107}]
+                assign [$$52] <- [{"two": $$107}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  project ([$$107])
+                  project ([$$107]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    assign [$$107] <- [$$onek1.getField(2)]
+                    assign [$$107] <- [$$onek1.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ASSIGN  |PARTITIONED|
-                      project ([$$onek1])
+                      project ([$$onek1]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$65, $$onek1] <- test.onek1 condition (gt($$onek1.getField(2), 0)) limit 4
+                          data-scan []<-[$$65, $$onek1] <- test.onek1 condition (gt($$onek1.getField(2), 0)) limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- RANDOM_PARTITION_EXCHANGE  |PARTITIONED|
-            limit 4
+            limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- STREAM_LIMIT  |PARTITIONED|
-              project ([$$58])
+              project ([$$58]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- STREAM_PROJECT  |PARTITIONED|
-                assign [$$58] <- [{"two": $$109}]
+                assign [$$58] <- [{"two": $$109}] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- ASSIGN  |PARTITIONED|
-                  project ([$$109])
+                  project ([$$109]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- STREAM_PROJECT  |PARTITIONED|
-                    assign [$$109] <- [$$onek2.getField(2)]
+                    assign [$$109] <- [$$onek2.getField(2)] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- ASSIGN  |PARTITIONED|
-                      project ([$$onek2])
+                      project ([$$onek2]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- STREAM_PROJECT  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$66, $$onek2] <- test.onek2 condition (gt($$onek2.getField(2), 0)) limit 4
+                          data-scan []<-[$$66, $$onek2] <- test.onek2 condition (gt($$onek2.getField(2), 0)) limit 4 [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_type_cast/union_type_cast.4.plan b/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_type_cast/union_type_cast.4.plan
index b8d5203..99e8280 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_type_cast/union_type_cast.4.plan
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/union/union_type_cast/union_type_cast.4.plan
@@ -1,72 +1,74 @@
-distribute result [$#1]
+cardinality: 0.0
+cost: 0.0
+distribute result [$#1] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
 -- DISTRIBUTE_RESULT  |PARTITIONED|
-  exchange
+  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-    project ([$#1])
+    project ([$#1]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
     -- STREAM_PROJECT  |PARTITIONED|
-      exchange
+      exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
       -- SORT_MERGE_EXCHANGE [$$102(ASC) ]  |PARTITIONED|
-        order (ASC, $$102)
+        order (ASC, $$102) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
         -- STABLE_SORT [$$102(ASC)]  |PARTITIONED|
-          exchange
+          exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-            union ($$64, $$140, $#1) ($$103, $$70, $$102)
+            union ($$64, $$140, $#1) ($$103, $$70, $$102) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
             -- UNION_ALL  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                union ($$139, $$141, $$64) ($$68, $$69, $$103)
+                union ($$139, $$141, $$64) ($$68, $$69, $$103) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- UNION_ALL  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    project ([$$139, $$68])
+                    project ([$$139, $$68]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$139] <- [cast({"id": $$68, "no_in_response_to": object-remove($$s, "in-response-to")})]
+                      assign [$$139] <- [cast({"id": $$68, "no_in_response_to": object-remove($$s, "in-response-to")})] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          replicate
+                          replicate [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- REPLICATE  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$68, $$s] <- TinySocial.FacebookMessages
+                              data-scan []<-[$$68, $$s] <- TinySocial.FacebookMessages [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                  exchange
+                  exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    project ([$$141, $$69])
+                    project ([$$141, $$69]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$141] <- [cast({"id": $$69, "user": $$t})]
+                      assign [$$141] <- [cast({"id": $$69, "user": $$t})] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          data-scan []<-[$$69, $$t] <- TinySocial.FacebookUsers
+                          data-scan []<-[$$69, $$t] <- TinySocial.FacebookUsers [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- DATASOURCE_SCAN  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              empty-tuple-source
+                              empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-              exchange
+              exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                project ([$$140, $$70])
+                project ([$$140, $$70]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                 -- STREAM_PROJECT  |PARTITIONED|
-                  assign [$$140] <- [cast({"id": $$70, "no_author_id": object-remove($$s, "author-id")})]
+                  assign [$$140] <- [cast({"id": $$70, "no_author_id": object-remove($$s, "author-id")})] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                   -- ASSIGN  |PARTITIONED|
-                    project ([$$70, $$s])
+                    project ([$$70, $$s]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                     -- STREAM_PROJECT  |PARTITIONED|
-                      assign [$$70, $$s] <- [$$68, $$s]
+                      assign [$$70, $$s] <- [$$68, $$s] [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                       -- ASSIGN  |PARTITIONED|
-                        exchange
+                        exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                          replicate
+                          replicate [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                           -- REPLICATE  |PARTITIONED|
-                            exchange
+                            exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              data-scan []<-[$$68, $$s] <- TinySocial.FacebookMessages
+                              data-scan []<-[$$68, $$s] <- TinySocial.FacebookMessages [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                               -- DATASOURCE_SCAN  |PARTITIONED|
-                                exchange
+                                exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  empty-tuple-source
+                                  empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/AbstractLogicalOperatorPrettyPrintVisitor.java b/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/AbstractLogicalOperatorPrettyPrintVisitor.java
index 2ddf257..972e7d0 100644
--- a/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/AbstractLogicalOperatorPrettyPrintVisitor.java
+++ b/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/AbstractLogicalOperatorPrettyPrintVisitor.java
@@ -18,11 +18,15 @@
  */
 package org.apache.hyracks.algebricks.core.algebra.prettyprint;
 
+import java.util.Map;
+
 import org.apache.commons.lang3.mutable.Mutable;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
 import org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator;
 import org.apache.hyracks.algebricks.core.algebra.base.ILogicalPlan;
 import org.apache.hyracks.algebricks.core.algebra.base.IPhysicalOperator;
+import org.apache.hyracks.algebricks.core.algebra.base.LogicalOperatorTag;
+import org.apache.hyracks.algebricks.core.algebra.base.OperatorAnnotations;
 import org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator;
 import org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractOperatorWithNestedPlans;
 import org.apache.hyracks.algebricks.core.algebra.visitors.ILogicalExpressionVisitor;
@@ -30,6 +34,10 @@
 
 public abstract class AbstractLogicalOperatorPrettyPrintVisitor<T> implements ILogicalOperatorVisitor<Void, T> {
 
+    protected static final String CARDINALITY = "cardinality";
+    protected static final String PLAN_COST = "cost";
+    protected static final String OP_COST_LOCAL = "op-cost";
+    protected static final String OP_COST_TOTAL = "total-cost";
     protected final ILogicalExpressionVisitor<String, T> exprVisitor;
     protected final AlgebricksStringBuilderWriter buffer;
 
@@ -49,6 +57,52 @@
         buffer.getBuilder().setLength(0);
     }
 
+    protected double getPlanCardinality(ILogicalOperator op) {
+        Double planCard = null;
+        if (op.getOperatorTag() == LogicalOperatorTag.DISTRIBUTE_RESULT) {
+            planCard = (Double) getAnnotationValue(op, OperatorAnnotations.OP_OUTPUT_CARDINALITY);
+        }
+        return (planCard != null) ? planCard : 0.0;
+    }
+
+    protected double getPlanCost(ILogicalOperator op) {
+        Double planCost = null;
+        if (op.getOperatorTag() == LogicalOperatorTag.DISTRIBUTE_RESULT) {
+            planCost = (Double) getAnnotationValue(op, OperatorAnnotations.OP_COST_TOTAL);
+        }
+        return (planCost != null) ? planCost : 0.0;
+    }
+
+    protected double getOpCardinality(ILogicalOperator op) {
+        Double opCard;
+
+        if (op.getOperatorTag() == LogicalOperatorTag.DATASOURCESCAN) {
+            opCard = (Double) getAnnotationValue(op, OperatorAnnotations.OP_INPUT_CARDINALITY);
+        } else {
+            opCard = (Double) getAnnotationValue(op, OperatorAnnotations.OP_OUTPUT_CARDINALITY);
+        }
+
+        return (opCard != null) ? opCard : 0.0;
+    }
+
+    protected double getOpLocalCost(ILogicalOperator op) {
+        Double opLocalCost = (Double) getAnnotationValue(op, OperatorAnnotations.OP_COST_LOCAL);
+        return (opLocalCost != null) ? opLocalCost : 0.0;
+    }
+
+    protected double getOpTotalCost(ILogicalOperator op) {
+        Double opTotalCost = (Double) getAnnotationValue(op, OperatorAnnotations.OP_COST_TOTAL);
+        return (opTotalCost != null) ? opTotalCost : 0.0;
+    }
+
+    protected Object getAnnotationValue(ILogicalOperator op, String key) {
+        Map<String, Object> annotations = op.getAnnotations();
+        if (annotations != null && annotations.containsKey(key)) {
+            return annotations.get(key);
+        }
+        return null;
+    }
+
     @Override
     public String toString() {
         return buffer.toString();
diff --git a/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitor.java b/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitor.java
index 8776f2e..a051d9b 100644
--- a/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitor.java
+++ b/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitor.java
@@ -31,6 +31,7 @@
 import org.apache.hyracks.algebricks.core.algebra.base.ILogicalOperator;
 import org.apache.hyracks.algebricks.core.algebra.base.ILogicalPlan;
 import org.apache.hyracks.algebricks.core.algebra.base.IPhysicalOperator;
+import org.apache.hyracks.algebricks.core.algebra.base.LogicalOperatorTag;
 import org.apache.hyracks.algebricks.core.algebra.base.LogicalVariable;
 import org.apache.hyracks.algebricks.core.algebra.expressions.IAlgebricksConstantValue;
 import org.apache.hyracks.algebricks.core.algebra.metadata.IProjectionInfo;
@@ -95,7 +96,7 @@
     @Override
     public final IPlanPrettyPrinter printPlan(ILogicalPlan plan, boolean printOptimizerEstimates)
             throws AlgebricksException {
-        printPlanImpl(plan, 0);
+        printPlanImpl(plan, 0, printOptimizerEstimates);
         return this;
     }
 
@@ -103,26 +104,57 @@
     public final IPlanPrettyPrinter printPlan(ILogicalPlan plan, Map<Object, String> log2phys,
             boolean printOptimizerEstimates) throws AlgebricksException {
         //TODO(ian): would be nice if the text plan returned real operator ids too
-        printPlanImpl(plan, 0);
+        printPlanImpl(plan, 0, printOptimizerEstimates);
         return this;
     }
 
     @Override
     public final IPlanPrettyPrinter printOperator(AbstractLogicalOperator op, boolean printInputs,
             boolean printOptimizerEstimates) throws AlgebricksException {
-        printOperatorImpl(op, 0, printInputs);
+        printOperatorImpl(op, 0, printInputs, printOptimizerEstimates);
         return this;
     }
 
-    private void printPlanImpl(ILogicalPlan plan, int indent) throws AlgebricksException {
+    private void printPlanImpl(ILogicalPlan plan, int indent, boolean printOptimizerEstimates)
+            throws AlgebricksException {
         for (Mutable<ILogicalOperator> root : plan.getRoots()) {
-            printOperatorImpl((AbstractLogicalOperator) root.getValue(), indent, true);
+            printOperatorImpl((AbstractLogicalOperator) root.getValue(), indent, true, printOptimizerEstimates);
         }
     }
 
-    private void printOperatorImpl(AbstractLogicalOperator op, int indent, boolean printInputs)
-            throws AlgebricksException {
+    private void printOperatorImpl(AbstractLogicalOperator op, int indent, boolean printInputs,
+            boolean printOptimizerEstimates) throws AlgebricksException {
+        double planCard, planCost, opCard, opLocalCost, opTotalCost;
+        if (op.getOperatorTag() == LogicalOperatorTag.DISTRIBUTE_RESULT && printOptimizerEstimates) {
+            planCard = getPlanCardinality(op);
+            planCost = getPlanCost(op);
+            buffer.append(CARDINALITY);
+            buffer.append(": ");
+            appendln(buffer, Double.toString(planCard));
+            buffer.append(PLAN_COST);
+            buffer.append(": ");
+            appendln(buffer, Double.toString(planCost));
+        }
+
         op.accept(this, indent);
+        if (printOptimizerEstimates) {
+            opCard = getOpCardinality(op);
+            opLocalCost = getOpLocalCost(op);
+            opTotalCost = getOpTotalCost(op);
+            buffer.append(" [");
+            buffer.append(CARDINALITY);
+            buffer.append(": ");
+            buffer.append(Double.toString(opCard));
+            buffer.append(", ");
+            buffer.append(OP_COST_LOCAL);
+            buffer.append(": ");
+            buffer.append(Double.toString(opLocalCost));
+            buffer.append(", ");
+            buffer.append(OP_COST_TOTAL);
+            buffer.append(": ");
+            buffer.append(Double.toString(opTotalCost));
+            buffer.append("]");
+        }
         IPhysicalOperator pOp = op.getPhysicalOperator();
 
         if (pOp != null) {
@@ -135,7 +167,8 @@
 
         if (printInputs) {
             for (Mutable<ILogicalOperator> i : op.getInputs()) {
-                printOperatorImpl((AbstractLogicalOperator) i.getValue(), indent + INIT_INDENT, printInputs);
+                printOperatorImpl((AbstractLogicalOperator) i.getValue(), indent + INIT_INDENT, printInputs,
+                        printOptimizerEstimates);
             }
         }
     }
@@ -626,7 +659,7 @@
                 } else {
                     addIndent(indent).append("       {\n");
                 }
-                printPlanImpl(p, indent + SUBPLAN_INDENT);
+                printPlanImpl(p, indent + SUBPLAN_INDENT, true);
                 addIndent(indent).append("       }");
             }
         }
diff --git a/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitorJson.java b/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitorJson.java
index 27283f5..cb66cd2 100644
--- a/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitorJson.java
+++ b/hyracks-fullstack/algebricks/algebricks-core/src/main/java/org/apache/hyracks/algebricks/core/algebra/prettyprint/LogicalOperatorPrettyPrintVisitorJson.java
@@ -37,7 +37,6 @@
 import org.apache.hyracks.algebricks.core.algebra.base.IPhysicalOperator;
 import org.apache.hyracks.algebricks.core.algebra.base.LogicalOperatorTag;
 import org.apache.hyracks.algebricks.core.algebra.base.LogicalVariable;
-import org.apache.hyracks.algebricks.core.algebra.base.OperatorAnnotations;
 import org.apache.hyracks.algebricks.core.algebra.base.PhysicalOperatorTag;
 import org.apache.hyracks.algebricks.core.algebra.expressions.IAlgebricksConstantValue;
 import org.apache.hyracks.algebricks.core.algebra.metadata.IProjectionInfo;
@@ -103,8 +102,8 @@
     private static final String EXPRESSION_FIELD = "expression";
     private static final String CONDITION_FIELD = "condition";
     private static final String MISSING_VALUE_FIELD = "missing-value";
-    private static final String OP_CARDINALITY = "cardinality";
-
+    private static final String OPTIMIZER_ESTIMATES = "optimizer-estimates";
+    private static final String QUERY_PLAN = "plan";
     private final Map<AbstractLogicalOperator, String> operatorIdentity = new HashMap<>();
     private Map<Object, String> log2odid = Collections.emptyMap();
     private final IdCounter idCounter = new IdCounter();
@@ -208,7 +207,6 @@
             throws AlgebricksException {
         try {
             boolean nestPlanInPlanField = nestPlanInPlanField(op, printOptimizerEstimates);
-
             jsonGenerator.writeStartObject();
             op.accept(this, null);
             jsonGenerator.writeStringField("operatorId", idCounter.printOperatorId(op));
@@ -222,7 +220,7 @@
             }
             jsonGenerator.writeStringField("execution-mode", op.getExecutionMode().toString());
 
-            generateCardCostFields(op);
+            generateCardCostFields(op, printOptimizerEstimates);
 
             List<Mutable<ILogicalOperator>> inputs = op.getInputs();
             if (printInputs && !inputs.isEmpty()) {
@@ -255,67 +253,35 @@
 
     private boolean nestPlanInPlanField(AbstractLogicalOperator op, boolean printOptimizerEstimates)
             throws IOException {
+        double planCard, planCost;
         if (op.getOperatorTag() == LogicalOperatorTag.DISTRIBUTE_RESULT && printOptimizerEstimates) {
-            double cardinality = 0.0;
-            double cost = 0.0;
-            for (Map.Entry<String, Object> anno : op.getAnnotations().entrySet()) {
-                if (anno.getValue() != null && anno.getKey().equals(OperatorAnnotations.OP_OUTPUT_CARDINALITY)) {
-                    cardinality = (double) anno.getValue();
-                } else if (anno.getValue() != null && anno.getKey().equals(OperatorAnnotations.OP_COST_TOTAL)) {
-                    cost = (double) anno.getValue();
-                }
-            }
-
+            planCard = getPlanCardinality(op);
+            planCost = getPlanCost(op);
             jsonGenerator.writeStartObject();
-            jsonGenerator.writeNumberField("cardinality", cardinality);
-            jsonGenerator.writeNumberField("cost", cost);
-            jsonGenerator.writeFieldName("plan");
+            jsonGenerator.writeNumberField(CARDINALITY, planCard);
+            jsonGenerator.writeNumberField(PLAN_COST, planCost);
+            jsonGenerator.writeFieldName(QUERY_PLAN);
             return true;
         }
         return false;
     }
 
-    private void generateCardCostFields(AbstractLogicalOperator op) throws AlgebricksException {
-        try {
-            double opCard = 0.0;
-            double opCostLocal = 0.0;
-            double opCostTotal = 0.0;
-
-            for (Map.Entry<String, Object> anno : op.getAnnotations().entrySet()) {
-                Object annotationVal = anno.getValue();
-                if (annotationVal != null) {
-                    String annotation = anno.getKey();
-                    switch (annotation) {
-                        case OperatorAnnotations.OP_COST_LOCAL:
-                            opCostLocal = (double) annotationVal;
-                            break;
-                        case OperatorAnnotations.OP_COST_TOTAL:
-                            opCostTotal = (double) annotationVal;
-                            break;
-                        case OperatorAnnotations.OP_INPUT_CARDINALITY:
-                            if (op.getOperatorTag() == LogicalOperatorTag.DATASOURCESCAN) {
-                                opCard = (double) annotationVal;
-                            }
-                            break;
-                        case OperatorAnnotations.OP_OUTPUT_CARDINALITY:
-                            if (op.getOperatorTag() != LogicalOperatorTag.DATASOURCESCAN) {
-                                opCard = (double) annotationVal;
-                            }
-                            break;
-                        default:
-                            break;
-                    }
-                }
+    private void generateCardCostFields(AbstractLogicalOperator op, boolean printOptimizerEstimates)
+            throws AlgebricksException {
+        double opCard, opLocalCost, opTotalCost;
+        if (printOptimizerEstimates) {
+            opCard = getOpCardinality(op);
+            opLocalCost = getOpLocalCost(op);
+            opTotalCost = getOpTotalCost(op);
+            try {
+                jsonGenerator.writeObjectFieldStart(OPTIMIZER_ESTIMATES);
+                jsonGenerator.writeNumberField(CARDINALITY, opCard);
+                jsonGenerator.writeNumberField(OP_COST_LOCAL, opLocalCost);
+                jsonGenerator.writeNumberField(OP_COST_TOTAL, opTotalCost);
+                jsonGenerator.writeEndObject();
+            } catch (IOException e) {
+                throw AlgebricksException.create(ErrorCode.ERROR_PRINTING_PLAN, e, String.valueOf(e));
             }
-            jsonGenerator.writeObjectFieldStart("optimizer-estimates");
-            jsonGenerator.writeNumberField(OP_CARDINALITY, opCard);
-            jsonGenerator.writeNumberField(OperatorAnnotations.OP_COST_LOCAL.toLowerCase().replace('_', '-'),
-                    opCostLocal);
-            jsonGenerator.writeNumberField(OperatorAnnotations.OP_COST_TOTAL.toLowerCase().replace('_', '-'),
-                    opCostTotal);
-            jsonGenerator.writeEndObject();
-        } catch (IOException e) {
-            throw AlgebricksException.create(ErrorCode.ERROR_PRINTING_PLAN, e, String.valueOf(e));
         }
     }