Implemented indexed NL joins using secondary RTrees.

git-svn-id: https://asterixdb.googlecode.com/svn/branches/asterix_stabilization@842 eaa15691-b419-025a-1212-ee371bd00084
diff --git a/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_01.aql b/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_01.aql
new file mode 100644
index 0000000..207b5c9
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_01.aql
@@ -0,0 +1,33 @@
+/*
+ * Description    : Joins two datasets on the intersection of their point attributes.
+ *                  The dataset 'MyData1' has an RTree index, and we expect the 
+ *                  join to be transformed into an indexed nested-loop join.
+ * Success        : Yes
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type MyRecord as closed {
+  id: int32,
+  point: point,
+  kwds: string,
+  line1: line,
+  line2: line,
+  poly1: polygon,
+  poly2: polygon,
+  rec: rectangle
+}
+
+create dataset MyData1(MyRecord) partitioned by key id;
+create dataset MyData2(MyRecord) partitioned by key id;
+
+create index rtree_index on MyData1(point) type rtree;
+
+write output to nc1:"rttest/index-join_rtree-spatial-intersect-point.adm";
+
+for $a in dataset('MyData1')
+for $b in dataset('MyData2')
+where spatial-intersect($a.point, $b.point)
+return {"a": $a, "b": $b}
diff --git a/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_02.aql b/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_02.aql
new file mode 100644
index 0000000..e70bedf
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_02.aql
@@ -0,0 +1,33 @@
+/*
+ * Description    : Joins two datasets on the intersection of their point attributes.
+ *                  The dataset 'MyData2' has an RTree index, and we expect the 
+ *                  join to be transformed into an indexed nested-loop join.
+ * Success        : Yes
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type MyRecord as closed {
+  id: int32,
+  point: point,
+  kwds: string,
+  line1: line,
+  line2: line,
+  poly1: polygon,
+  poly2: polygon,
+  rec: rectangle
+}
+
+create dataset MyData1(MyRecord) partitioned by key id;
+create dataset MyData2(MyRecord) partitioned by key id;
+
+create index rtree_index on MyData2(point) type rtree;
+
+write output to nc1:"rttest/rtree-index-join_spatial-intersect-point_02.adm";
+
+for $a in dataset('MyData1')
+for $b in dataset('MyData2')
+where spatial-intersect($a.point, $b.point)
+return {"a": $a, "b": $b}
diff --git a/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_03.aql b/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_03.aql
new file mode 100644
index 0000000..85fc22b
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/queries/rtree-index-join/spatial-intersect-point_03.aql
@@ -0,0 +1,32 @@
+/*
+ * Description    : Self-joins a dataset on the intersection of its point attribute.
+ *                  The dataset has an RTree index, and we expect the 
+ *                  join to be transformed into an indexed nested-loop join.
+ * Success        : Yes
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type MyRecord as closed {
+  id: int32,
+  point: point,
+  kwds: string,
+  line1: line,
+  line2: line,
+  poly1: polygon,
+  poly2: polygon,
+  rec: rectangle
+}
+
+create dataset MyData(MyRecord) partitioned by key id;
+
+create index rtree_index on MyData(point) type rtree;
+
+write output to nc1:"rttest/rtree-index-join_spatial-intersect-point_03.adm";
+
+for $a in dataset('MyData')
+for $b in dataset('MyData')
+where spatial-intersect($a.point, $b.point)
+return {"a": $a, "b": $b}
diff --git a/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_01.plan b/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_01.plan
new file mode 100644
index 0000000..7dd79e2
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_01.plan
@@ -0,0 +1,21 @@
+-- SINK_WRITE  |PARTITIONED|
+  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- STREAM_SELECT  |LOCAL|
+          -- ASSIGN  |PARTITIONED|
+            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+              -- BTREE_SEARCH  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |LOCAL|
+                  -- STABLE_SORT [$$20(ASC)]  |LOCAL|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- RTREE_SEARCH  |PARTITIONED|
+                            -- BROADCAST_EXCHANGE  |PARTITIONED|
+                              -- ASSIGN  |UNPARTITIONED|
+                                -- ASSIGN  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_02.plan b/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_02.plan
new file mode 100644
index 0000000..7dd79e2
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_02.plan
@@ -0,0 +1,21 @@
+-- SINK_WRITE  |PARTITIONED|
+  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- STREAM_SELECT  |LOCAL|
+          -- ASSIGN  |PARTITIONED|
+            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+              -- BTREE_SEARCH  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |LOCAL|
+                  -- STABLE_SORT [$$20(ASC)]  |LOCAL|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- RTREE_SEARCH  |PARTITIONED|
+                            -- BROADCAST_EXCHANGE  |PARTITIONED|
+                              -- ASSIGN  |UNPARTITIONED|
+                                -- ASSIGN  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_03.plan b/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_03.plan
new file mode 100644
index 0000000..7dd79e2
--- /dev/null
+++ b/asterix-app/src/test/resources/optimizerts/results/rtree-index-join/spatial-intersect-point_03.plan
@@ -0,0 +1,21 @@
+-- SINK_WRITE  |PARTITIONED|
+  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- STREAM_SELECT  |LOCAL|
+          -- ASSIGN  |PARTITIONED|
+            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+              -- BTREE_SEARCH  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |LOCAL|
+                  -- STABLE_SORT [$$20(ASC)]  |LOCAL|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- RTREE_SEARCH  |PARTITIONED|
+                            -- BROADCAST_EXCHANGE  |PARTITIONED|
+                              -- ASSIGN  |UNPARTITIONED|
+                                -- ASSIGN  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
diff --git a/asterix-app/src/test/resources/runtimets/queries/index-join/rtree-spatial-intersect-point.aql b/asterix-app/src/test/resources/runtimets/queries/index-join/rtree-spatial-intersect-point.aql
new file mode 100644
index 0000000..efee6cf
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/index-join/rtree-spatial-intersect-point.aql
@@ -0,0 +1,42 @@
+/*
+ * Description    : Joins two datasets on the intersection of their point attributes.
+ *                  The dataset 'MyData1' has an RTree index, and we expect the 
+ *                  join to be transformed into an indexed nested-loop join.
+ * Success        : Yes
+ */
+
+drop dataverse test if exists;
+create dataverse test;
+use dataverse test;
+
+create type MyRecord as closed {
+  id: int32,
+  point: point,
+  kwds: string,
+  line1: line,
+  line2: line,
+  poly1: polygon,
+  poly2: polygon,
+  rec: rectangle
+}
+
+create dataset MyData1(MyRecord) partitioned by key id;
+create dataset MyData2(MyRecord) partitioned by key id;
+
+load dataset MyData1
+using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
+(("path"="nc1://data/spatial/spatialData.json"),("format"="adm")) pre-sorted;
+
+load dataset MyData2
+using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
+(("path"="nc1://data/spatial/spatialData.json"),("format"="adm")) pre-sorted;
+
+create index rtree_index on MyData1(point) type rtree;
+
+write output to nc1:"rttest/index-join_rtree-spatial-intersect-point.adm";
+
+for $a in dataset('MyData1')
+for $b in dataset('MyData2')
+where spatial-intersect($a.point, $b.point) and $a.id != $b.id
+order by $a.id, $b.id
+return {"aid": $a.id, "bid": $b.id, "apt": $a.point, "bp": $b.point}
diff --git a/asterix-app/src/test/resources/runtimets/results/index-join/rtree-spatial-intersect-point.adm b/asterix-app/src/test/resources/runtimets/results/index-join/rtree-spatial-intersect-point.adm
new file mode 100644
index 0000000..6e8c011
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/results/index-join/rtree-spatial-intersect-point.adm
@@ -0,0 +1,44 @@
+{ "aid": 1, "bid": 17, "apt": point("4.1,7.0"), "bp": point("4.1,7.0") }
+{ "aid": 3, "bid": 4, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 3, "bid": 5, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 3, "bid": 6, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 3, "bid": 7, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 3, "bid": 8, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 4, "bid": 3, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 4, "bid": 5, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 4, "bid": 6, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 4, "bid": 7, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 4, "bid": 8, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 5, "bid": 3, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 5, "bid": 4, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 5, "bid": 6, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 5, "bid": 7, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 5, "bid": 8, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 6, "bid": 3, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 6, "bid": 4, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 6, "bid": 5, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 6, "bid": 7, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 6, "bid": 8, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 7, "bid": 3, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 7, "bid": 4, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 7, "bid": 5, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 7, "bid": 6, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 7, "bid": 8, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 8, "bid": 3, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 8, "bid": 4, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 8, "bid": 5, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 8, "bid": 6, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 8, "bid": 7, "apt": point("43.5083,-79.3007"), "bp": point("43.5083,-79.3007") }
+{ "aid": 15, "bid": 16, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 15, "bid": 18, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 15, "bid": 19, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 16, "bid": 15, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 16, "bid": 18, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 16, "bid": 19, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 17, "bid": 1, "apt": point("4.1,7.0"), "bp": point("4.1,7.0") }
+{ "aid": 18, "bid": 15, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 18, "bid": 16, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 18, "bid": 19, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 19, "bid": 15, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 19, "bid": 16, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
+{ "aid": 19, "bid": 18, "apt": point("-2.0,3.0"), "bp": point("-2.0,3.0") }
\ No newline at end of file