ASTERIXDB-1109: Fixed deletion of records from open secondary index
 - Avoided creating calling record constructor in delete pipeline
 - Fixed the case when multiple open indexes enforce the type of the
  same field & covered it with tests

Change-Id: I41bde91401f67918365de7df19dd2f0de20c73d2
Reviewed-on: https://asterix-gerrit.ics.uci.edu/461
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Yingyi Bu <buyingyi@gmail.com>
diff --git a/asterix-app/src/test/resources/optimizerts/results/scan-delete-rtree-secondary-index.plan b/asterix-app/src/test/resources/optimizerts/results/scan-delete-rtree-secondary-index.plan
index 691761d..ca4a6c2 100644
--- a/asterix-app/src/test/resources/optimizerts/results/scan-delete-rtree-secondary-index.plan
+++ b/asterix-app/src/test/resources/optimizerts/results/scan-delete-rtree-secondary-index.plan
@@ -25,9 +25,8 @@
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
                             -- ASSIGN  |PARTITIONED|
                               -- STREAM_PROJECT  |PARTITIONED|
-                                -- ASSIGN  |PARTITIONED|
-                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                    -- BTREE_SEARCH  |PARTITIONED|
-                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                        -- ASSIGN  |PARTITIONED|
-                                          -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- BTREE_SEARCH  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- ASSIGN  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|