http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-edit-distance_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-edit-distance_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-edit-distance_ps.plan
new file mode 100644
index 0000000..07563e4
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-edit-distance_ps.plan
@@ -0,0 +1,38 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+        -- STABLE_SORT [$$15(ASC)]  |PARTITIONED|
+          -- RANGE_PARTITION_EXCHANGE [$$15(ASC)]  |PARTITIONED|
+            -- FORWARD  |PARTITIONED|
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- REPLICATE  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- STREAM_SELECT  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- BTREE_SEARCH  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- STABLE_SORT [$$19(ASC)]  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  
|PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- ASSIGN  |PARTITIONED|
+                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+              -- BROADCAST_EXCHANGE  |PARTITIONED|
+                -- AGGREGATE  |UNPARTITIONED|
+                  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                    -- AGGREGATE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- REPLICATE  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- STREAM_SELECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- BTREE_SEARCH  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- STABLE_SORT [$$19(ASC)]  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- ASSIGN  |PARTITIONED|
+                                                -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-fuzzyeq-edit-distance_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-fuzzyeq-edit-distance_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-fuzzyeq-edit-distance_ps.plan
new file mode 100644
index 0000000..e061424
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/olist-fuzzyeq-edit-distance_ps.plan
@@ -0,0 +1,38 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+        -- STABLE_SORT [$$14(ASC)]  |PARTITIONED|
+          -- RANGE_PARTITION_EXCHANGE [$$14(ASC)]  |PARTITIONED|
+            -- FORWARD  |PARTITIONED|
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- REPLICATE  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- STREAM_SELECT  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- BTREE_SEARCH  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- STABLE_SORT [$$18(ASC)]  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  
|PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- ASSIGN  |PARTITIONED|
+                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+              -- BROADCAST_EXCHANGE  |PARTITIONED|
+                -- AGGREGATE  |UNPARTITIONED|
+                  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                    -- AGGREGATE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- REPLICATE  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- STREAM_SELECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- BTREE_SEARCH  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- STABLE_SORT [$$18(ASC)]  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- ASSIGN  |PARTITIONED|
+                                                -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/word-contains_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/word-contains_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/word-contains_ps.plan
new file mode 100644
index 0000000..86c5aac
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-basic/word-contains_ps.plan
@@ -0,0 +1,28 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+        -- STABLE_SORT [$$13(ASC)]  |PARTITIONED|
+          -- RANGE_PARTITION_EXCHANGE [$$13(ASC)]  |PARTITIONED|
+            -- FORWARD  |PARTITIONED|
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- REPLICATE  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- STREAM_SELECT  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- DATASOURCE_SCAN  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+              -- BROADCAST_EXCHANGE  |PARTITIONED|
+                -- AGGREGATE  |UNPARTITIONED|
+                  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                    -- AGGREGATE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- REPLICATE  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- STREAM_SELECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- DATASOURCE_SCAN  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let-panic_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let-panic_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let-panic_ps.plan
new file mode 100644
index 0000000..29b0fef
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let-panic_ps.plan
@@ -0,0 +1,28 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+        -- STABLE_SORT [$$23(ASC)]  |PARTITIONED|
+          -- RANGE_PARTITION_EXCHANGE [$$23(ASC)]  |PARTITIONED|
+            -- FORWARD  |PARTITIONED|
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- REPLICATE  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- STREAM_SELECT  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- DATASOURCE_SCAN  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+              -- BROADCAST_EXCHANGE  |PARTITIONED|
+                -- AGGREGATE  |UNPARTITIONED|
+                  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                    -- AGGREGATE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- REPLICATE  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- STREAM_SELECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- DATASOURCE_SCAN  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let_ps.plan
new file mode 100644
index 0000000..b9bd479
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-complex/olist-edit-distance-check-let_ps.plan
@@ -0,0 +1,38 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+        -- STABLE_SORT [$$23(ASC)]  |PARTITIONED|
+          -- RANGE_PARTITION_EXCHANGE [$$23(ASC)]  |PARTITIONED|
+            -- FORWARD  |PARTITIONED|
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- REPLICATE  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- STREAM_SELECT  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- BTREE_SEARCH  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- STABLE_SORT [$$27(ASC)]  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  
|PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- ASSIGN  |PARTITIONED|
+                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+              -- BROADCAST_EXCHANGE  |PARTITIONED|
+                -- AGGREGATE  |UNPARTITIONED|
+                  -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                    -- AGGREGATE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- REPLICATE  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- STREAM_SELECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- BTREE_SEARCH  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- STABLE_SORT [$$27(ASC)]  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- ASSIGN  |PARTITIONED|
+                                                -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01_ps.plan
new file mode 100644
index 0000000..f145eac
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-edit-distance-check-idx_01_ps.plan
@@ -0,0 +1,165 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+          -- STABLE_SORT [$$63(ASC)]  |PARTITIONED|
+            -- RANGE_PARTITION_EXCHANGE [$$63(ASC)]  |PARTITIONED|
+              -- FORWARD  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                  -- REPLICATE  |PARTITIONED|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- PRE_CLUSTERED_GROUP_BY[$$53]  |PARTITIONED|
+                              {
+                                -- AGGREGATE  |LOCAL|
+                                  -- STREAM_SELECT  |LOCAL|
+                                    -- NESTED_TUPLE_SOURCE  |LOCAL|
+                              }
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- STABLE_SORT [$$53(ASC), $$54(ASC)]  |PARTITIONED|
+                            -- HASH_PARTITION_EXCHANGE [$$53]  |PARTITIONED|
+                              -- STREAM_PROJECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- HYBRID_HASH_JOIN [$$69][$$53]  
|PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- STREAM_PROJECT  |PARTITIONED|
+                                        -- ASSIGN  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- REPLICATE  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- BTREE_SEARCH  |PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- ASSIGN  |PARTITIONED|
+                                                      -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                    -- HASH_PARTITION_EXCHANGE [$$53]  
|PARTITIONED|
+                                      -- UNION_ALL  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- STREAM_PROJECT  |PARTITIONED|
+                                            -- STREAM_SELECT  |PARTITIONED|
+                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                -- ASSIGN  |PARTITIONED|
+                                                  -- STREAM_PROJECT  
|PARTITIONED|
+                                                    -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                      -- BTREE_SEARCH  
|PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                          -- STABLE_SORT 
[$$77(ASC)]  |PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                                                -- 
BROADCAST_EXCHANGE  |PARTITIONED|
+                                                                  -- 
STREAM_SELECT  |PARTITIONED|
+                                                                    -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                      -- 
REPLICATE  |PARTITIONED|
+                                                                        -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                          -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                            -- 
ASSIGN  |PARTITIONED|
+                                                                              
-- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
 -- REPLICATE  |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|
+                                          -- NESTED_LOOP  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                -- ASSIGN  |PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- DATASOURCE_SCAN  
|PARTITIONED|
+                                                      -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                        -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                            -- BROADCAST_EXCHANGE  
|PARTITIONED|
+                                              -- STREAM_SELECT  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- REPLICATE  |PARTITIONED|
+                                                    -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                      -- STREAM_PROJECT  
|PARTITIONED|
+                                                        -- ASSIGN  
|PARTITIONED|
+                                                          -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                            -- REPLICATE  
|PARTITIONED|
+                                                              -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                -- 
BTREE_SEARCH  |PARTITIONED|
+                                                                  -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                    -- ASSIGN  
|PARTITIONED|
+                                                                      -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                -- BROADCAST_EXCHANGE  |PARTITIONED|
+                  -- AGGREGATE  |UNPARTITIONED|
+                    -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                      -- AGGREGATE  |PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- REPLICATE  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- PRE_CLUSTERED_GROUP_BY[$$53]  |PARTITIONED|
+                                        {
+                                          -- AGGREGATE  |LOCAL|
+                                            -- STREAM_SELECT  |LOCAL|
+                                              -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                        }
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- STABLE_SORT [$$53(ASC), $$54(ASC)]  
|PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$53]  
|PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- HYBRID_HASH_JOIN [$$69][$$53]  
|PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- STREAM_PROJECT  
|PARTITIONED|
+                                                  -- ASSIGN  |PARTITIONED|
+                                                    -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                      -- REPLICATE  
|PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                          -- BTREE_SEARCH  
|PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- ASSIGN  
|PARTITIONED|
+                                                                -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                              -- HASH_PARTITION_EXCHANGE 
[$$53]  |PARTITIONED|
+                                                -- UNION_ALL  |PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- STREAM_PROJECT  
|PARTITIONED|
+                                                      -- STREAM_SELECT  
|PARTITIONED|
+                                                        -- STREAM_PROJECT  
|PARTITIONED|
+                                                          -- ASSIGN  
|PARTITIONED|
+                                                            -- STREAM_PROJECT  
|PARTITIONED|
+                                                              -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                -- 
BTREE_SEARCH  |PARTITIONED|
+                                                                  -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                    -- 
STABLE_SORT [$$77(ASC)]  |PARTITIONED|
+                                                                      -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                        -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                                                          -- 
BROADCAST_EXCHANGE  |PARTITIONED|
+                                                                            -- 
STREAM_SELECT  |PARTITIONED|
+                                                                              
-- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
 -- REPLICATE  |PARTITIONED|
+                                                                               
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
     -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
       -- ASSIGN  |PARTITIONED|
+                                                                               
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
           -- REPLICATE  |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|
+                                                    -- NESTED_LOOP  
|PARTITIONED|
+                                                      -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                        -- STREAM_PROJECT  
|PARTITIONED|
+                                                          -- ASSIGN  
|PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- 
DATASOURCE_SCAN  |PARTITIONED|
+                                                                -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                  -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                      -- BROADCAST_EXCHANGE  
|PARTITIONED|
+                                                        -- STREAM_SELECT  
|PARTITIONED|
+                                                          -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                            -- REPLICATE  
|PARTITIONED|
+                                                              -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                  -- ASSIGN  
|PARTITIONED|
+                                                                    -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                      -- 
REPLICATE  |PARTITIONED|
+                                                                        -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                          -- 
BTREE_SEARCH  |PARTITIONED|
+                                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                              
-- ASSIGN  |PARTITIONED|
+                                                                               
 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-jaccard-check-idx_01_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-jaccard-check-idx_01_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-jaccard-check-idx_01_ps.plan
new file mode 100644
index 0000000..560158f
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/leftouterjoin-probe-pidx-with-join-jaccard-check-idx_01_ps.plan
@@ -0,0 +1,353 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+          -- STABLE_SORT [$$63(ASC)]  |PARTITIONED|
+            -- RANGE_PARTITION_EXCHANGE [$$63(ASC)]  |PARTITIONED|
+              -- FORWARD  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                  -- REPLICATE  |PARTITIONED|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- PRE_CLUSTERED_GROUP_BY[$$53]  |PARTITIONED|
+                              {
+                                -- AGGREGATE  |LOCAL|
+                                  -- STREAM_SELECT  |LOCAL|
+                                    -- NESTED_TUPLE_SOURCE  |LOCAL|
+                              }
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- STABLE_SORT [$$53(ASC), $$54(ASC)]  |PARTITIONED|
+                            -- HASH_PARTITION_EXCHANGE [$$53]  |PARTITIONED|
+                              -- STREAM_PROJECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- NESTED_LOOP  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- STREAM_PROJECT  |PARTITIONED|
+                                        -- ASSIGN  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- REPLICATE  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|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|
+                                    -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                      -- STREAM_PROJECT  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- HYBRID_HASH_JOIN 
[$$54][$$idRight_0]  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                -- ASSIGN  |PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- DATASOURCE_SCAN  
|PARTITIONED|
+                                                      -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                        -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                            -- HASH_PARTITION_EXCHANGE 
[$$idRight_0]  |PARTITIONED|
+                                              -- EXTERNAL_GROUP_BY[$$135, 
$$133]  |PARTITIONED|
+                                                      {
+                                                        -- AGGREGATE  |LOCAL|
+                                                          -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                      }
+                                                -- HASH_PARTITION_EXCHANGE 
[$$135, $$133]  |PARTITIONED|
+                                                  -- STREAM_PROJECT  
|PARTITIONED|
+                                                    -- STREAM_SELECT  
|PARTITIONED|
+                                                      -- STREAM_PROJECT  
|PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                          -- HYBRID_HASH_JOIN 
[$$prefixTokenRight][$$prefixTokenLeft]  |PARTITIONED|
+                                                            -- 
HASH_PARTITION_EXCHANGE [$$prefixTokenRight]  |PARTITIONED|
+                                                              -- UNNEST  
|PARTITIONED|
+                                                                -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                  -- 
PRE_CLUSTERED_GROUP_BY[$$70]  |PARTITIONED|
+                                                                          {
+                                                                            -- 
AGGREGATE  |LOCAL|
+                                                                              
-- STREAM_SELECT  |LOCAL|
+                                                                               
 -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                          }
+                                                                    -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                      -- 
STABLE_SORT [$$70(ASC), $$i(ASC)]  |PARTITIONED|
+                                                                        -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                          -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                              
-- HYBRID_HASH_JOIN [$$token][$$tokenGroupped]  |PARTITIONED|
+                                                                               
 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
   -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
     -- UNNEST  |PARTITIONED|
+                                                                               
       -- ASSIGN  |PARTITIONED|
+                                                                               
         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
           -- ASSIGN  |PARTITIONED|
+                                                                               
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
               -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                               
 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
   -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
     -- ASSIGN  |PARTITIONED|
+                                                                               
       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
         -- REPLICATE  |PARTITIONED|
+                                                                               
           -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                                                               
             -- ASSIGN  |PARTITIONED|
+                                                                               
               -- RUNNING_AGGREGATE  |PARTITIONED|
+                                                                               
                 -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                   -- SORT_MERGE_EXCHANGE [$$140(ASC), $$tokenGroupped(ASC) ]  
|PARTITIONED|
+                                                                               
                     -- STABLE_SORT [$$140(ASC), $$tokenGroupped(ASC)]  
|PARTITIONED|
+                                                                               
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                         -- EXTERNAL_GROUP_BY[$$147]  |PARTITIONED|
+                                                                               
                                 {
+                                                                               
                                   -- AGGREGATE  |LOCAL|
+                                                                               
                                     -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                 }
+                                                                               
                           -- HASH_PARTITION_EXCHANGE [$$147]  |PARTITIONED|
+                                                                               
                             -- EXTERNAL_GROUP_BY[$$token]  |PARTITIONED|
+                                                                               
                                     {
+                                                                               
                                       -- AGGREGATE  |LOCAL|
+                                                                               
                                         -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                     }
+                                                                               
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                 -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                   -- UNNEST  |PARTITIONED|
+                                                                               
                                     -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                       -- ASSIGN  |PARTITIONED|
+                                                                               
                                         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                             -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                               -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                 -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                                            -- 
HASH_PARTITION_EXCHANGE [$$prefixTokenLeft]  |PARTITIONED|
+                                                              -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                -- UNNEST  
|PARTITIONED|
+                                                                  -- ASSIGN  
|PARTITIONED|
+                                                                    -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                      -- 
PRE_CLUSTERED_GROUP_BY[$$64]  |PARTITIONED|
+                                                                              {
+                                                                               
 -- AGGREGATE  |LOCAL|
+                                                                               
   -- STREAM_SELECT  |LOCAL|
+                                                                               
     -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                              }
+                                                                        -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                          -- 
STABLE_SORT [$$64(ASC), $$i(ASC)]  |PARTITIONED|
+                                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                              
-- STREAM_PROJECT  |PARTITIONED|
+                                                                               
 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
   -- HYBRID_HASH_JOIN [$$token][$$tokenGroupped]  |PARTITIONED|
+                                                                               
     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
       -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
         -- UNNEST  |PARTITIONED|
+                                                                               
           -- ASSIGN  |PARTITIONED|
+                                                                               
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
               -- REPLICATE  |PARTITIONED|
+                                                                               
                 -- ONE_TO_ONE_EXCHANGE  |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|
+                                                                               
       -- REPLICATE  |PARTITIONED|
+                                                                               
         -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                                                               
           -- ASSIGN  |PARTITIONED|
+                                                                               
             -- RUNNING_AGGREGATE  |PARTITIONED|
+                                                                               
               -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                 -- SORT_MERGE_EXCHANGE [$$140(ASC), $$tokenGroupped(ASC) ]  
|PARTITIONED|
+                                                                               
                   -- STABLE_SORT [$$140(ASC), $$tokenGroupped(ASC)]  
|PARTITIONED|
+                                                                               
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                       -- EXTERNAL_GROUP_BY[$$147]  |PARTITIONED|
+                                                                               
                               {
+                                                                               
                                 -- AGGREGATE  |LOCAL|
+                                                                               
                                   -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                               }
+                                                                               
                         -- HASH_PARTITION_EXCHANGE [$$147]  |PARTITIONED|
+                                                                               
                           -- EXTERNAL_GROUP_BY[$$token]  |PARTITIONED|
+                                                                               
                                   {
+                                                                               
                                     -- AGGREGATE  |LOCAL|
+                                                                               
                                       -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                   }
+                                                                               
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                               -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                 -- UNNEST  |PARTITIONED|
+                                                                               
                                   -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                     -- ASSIGN  |PARTITIONED|
+                                                                               
                                       -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                           -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                             -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                               -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                -- BROADCAST_EXCHANGE  |PARTITIONED|
+                  -- AGGREGATE  |UNPARTITIONED|
+                    -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                      -- AGGREGATE  |PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- REPLICATE  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- PRE_CLUSTERED_GROUP_BY[$$53]  |PARTITIONED|
+                                        {
+                                          -- AGGREGATE  |LOCAL|
+                                            -- STREAM_SELECT  |LOCAL|
+                                              -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                        }
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- STABLE_SORT [$$53(ASC), $$54(ASC)]  
|PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$53]  
|PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- NESTED_LOOP  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- STREAM_PROJECT  
|PARTITIONED|
+                                                  -- ASSIGN  |PARTITIONED|
+                                                    -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                      -- REPLICATE  
|PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                          -- STREAM_PROJECT  
|PARTITIONED|
+                                                            -- ASSIGN  
|PARTITIONED|
+                                                              -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                -- 
BTREE_SEARCH  |PARTITIONED|
+                                                                  -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                    -- ASSIGN  
|PARTITIONED|
+                                                                      -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                              -- BROADCAST_EXCHANGE  
|PARTITIONED|
+                                                -- STREAM_PROJECT  
|PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- HYBRID_HASH_JOIN 
[$$54][$$idRight_0]  |PARTITIONED|
+                                                      -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                        -- STREAM_PROJECT  
|PARTITIONED|
+                                                          -- ASSIGN  
|PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- 
DATASOURCE_SCAN  |PARTITIONED|
+                                                                -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                  -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                      -- 
HASH_PARTITION_EXCHANGE [$$idRight_0]  |PARTITIONED|
+                                                        -- 
EXTERNAL_GROUP_BY[$$135, $$133]  |PARTITIONED|
+                                                                {
+                                                                  -- AGGREGATE 
 |LOCAL|
+                                                                    -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                }
+                                                          -- 
HASH_PARTITION_EXCHANGE [$$135, $$133]  |PARTITIONED|
+                                                            -- STREAM_PROJECT  
|PARTITIONED|
+                                                              -- STREAM_SELECT 
 |PARTITIONED|
+                                                                -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                  -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                    -- 
HYBRID_HASH_JOIN [$$prefixTokenRight][$$prefixTokenLeft]  |PARTITIONED|
+                                                                      -- 
HASH_PARTITION_EXCHANGE [$$prefixTokenRight]  |PARTITIONED|
+                                                                        -- 
UNNEST  |PARTITIONED|
+                                                                          -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                            -- 
PRE_CLUSTERED_GROUP_BY[$$70]  |PARTITIONED|
+                                                                               
     {
+                                                                               
       -- AGGREGATE  |LOCAL|
+                                                                               
         -- STREAM_SELECT  |LOCAL|
+                                                                               
           -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
     }
+                                                                              
-- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
 -- STABLE_SORT [$$70(ASC), $$i(ASC)]  |PARTITIONED|
+                                                                               
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
     -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
         -- HYBRID_HASH_JOIN [$$token][$$tokenGroupped]  |PARTITIONED|
+                                                                               
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
             -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
               -- UNNEST  |PARTITIONED|
+                                                                               
                 -- ASSIGN  |PARTITIONED|
+                                                                               
                   -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                     -- ASSIGN  |PARTITIONED|
+                                                                               
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                         -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                             -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                               
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
             -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
               -- ASSIGN  |PARTITIONED|
+                                                                               
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                   -- REPLICATE  |PARTITIONED|
+                                                                               
                     -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                                                               
                       -- ASSIGN  |PARTITIONED|
+                                                                               
                         -- RUNNING_AGGREGATE  |PARTITIONED|
+                                                                               
                           -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                             -- SORT_MERGE_EXCHANGE [$$140(ASC), 
$$tokenGroupped(ASC) ]  |PARTITIONED|
+                                                                               
                               -- STABLE_SORT [$$140(ASC), 
$$tokenGroupped(ASC)]  |PARTITIONED|
+                                                                               
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                   -- EXTERNAL_GROUP_BY[$$147]  |PARTITIONED|
+                                                                               
                                           {
+                                                                               
                                             -- AGGREGATE  |LOCAL|
+                                                                               
                                               -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                           }
+                                                                               
                                     -- HASH_PARTITION_EXCHANGE [$$147]  
|PARTITIONED|
+                                                                               
                                       -- EXTERNAL_GROUP_BY[$$token]  
|PARTITIONED|
+                                                                               
                                               {
+                                                                               
                                                 -- AGGREGATE  |LOCAL|
+                                                                               
                                                   -- NESTED_TUPLE_SOURCE  
|LOCAL|
+                                                                               
                                               }
+                                                                               
                                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                           -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                             -- UNNEST  |PARTITIONED|
+                                                                               
                                               -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                                 -- ASSIGN  |PARTITIONED|
+                                                                               
                                                   -- STREAM_PROJECT  
|PARTITIONED|
+                                                                               
                                                     -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                       -- DATASOURCE_SCAN  
|PARTITIONED|
+                                                                               
                                                         -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                                               
                                                           -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                      -- 
HASH_PARTITION_EXCHANGE [$$prefixTokenLeft]  |PARTITIONED|
+                                                                        -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                          -- 
UNNEST  |PARTITIONED|
+                                                                            -- 
ASSIGN  |PARTITIONED|
+                                                                              
-- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
 -- PRE_CLUSTERED_GROUP_BY[$$64]  |PARTITIONED|
+                                                                               
         {
+                                                                               
           -- AGGREGATE  |LOCAL|
+                                                                               
             -- STREAM_SELECT  |LOCAL|
+                                                                               
               -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
         }
+                                                                               
   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
     -- STABLE_SORT [$$64(ASC), $$i(ASC)]  |PARTITIONED|
+                                                                               
       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
             -- HYBRID_HASH_JOIN [$$token][$$tokenGroupped]  |PARTITIONED|
+                                                                               
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                 -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                   -- UNNEST  |PARTITIONED|
+                                                                               
                     -- ASSIGN  |PARTITIONED|
+                                                                               
                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                         -- REPLICATE  |PARTITIONED|
+                                                                               
                           -- ONE_TO_ONE_EXCHANGE  |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|
+                                                                               
                 -- REPLICATE  |PARTITIONED|
+                                                                               
                   -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                                                               
                     -- ASSIGN  |PARTITIONED|
+                                                                               
                       -- RUNNING_AGGREGATE  |PARTITIONED|
+                                                                               
                         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                           -- SORT_MERGE_EXCHANGE [$$140(ASC), 
$$tokenGroupped(ASC) ]  |PARTITIONED|
+                                                                               
                             -- STABLE_SORT [$$140(ASC), $$tokenGroupped(ASC)]  
|PARTITIONED|
+                                                                               
                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                 -- EXTERNAL_GROUP_BY[$$147]  |PARTITIONED|
+                                                                               
                                         {
+                                                                               
                                           -- AGGREGATE  |LOCAL|
+                                                                               
                                             -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                         }
+                                                                               
                                   -- HASH_PARTITION_EXCHANGE [$$147]  
|PARTITIONED|
+                                                                               
                                     -- EXTERNAL_GROUP_BY[$$token]  
|PARTITIONED|
+                                                                               
                                             {
+                                                                               
                                               -- AGGREGATE  |LOCAL|
+                                                                               
                                                 -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                             }
+                                                                               
                                       -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                           -- UNNEST  |PARTITIONED|
+                                                                               
                                             -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                               -- ASSIGN  |PARTITIONED|
+                                                                               
                                                 -- STREAM_PROJECT  
|PARTITIONED|
+                                                                               
                                                   -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                     -- DATASOURCE_SCAN  
|PARTITIONED|
+                                                                               
                                                       -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                         -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/ngram-contains_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/ngram-contains_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/ngram-contains_ps.plan
new file mode 100644
index 0000000..04cdee5
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/inverted-index-join/ngram-contains_ps.plan
@@ -0,0 +1,54 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- STREAM_PROJECT  |PARTITIONED|
+          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+            -- STABLE_SORT [$$34(ASC), $$35(ASC)]  |PARTITIONED|
+              -- RANGE_PARTITION_EXCHANGE [$$34(ASC), $$35(ASC)]  |PARTITIONED|
+                -- FORWARD  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- REPLICATE  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- STREAM_SELECT  |PARTITIONED|
+                          -- STREAM_PROJECT  |PARTITIONED|
+                            -- ASSIGN  |PARTITIONED|
+                              -- STREAM_PROJECT  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- BTREE_SEARCH  |PARTITIONED|
+                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                      -- STABLE_SORT [$$44(ASC)]  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                            -- BROADCAST_EXCHANGE  
|PARTITIONED|
+                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                -- ASSIGN  |PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- DATASOURCE_SCAN  
|PARTITIONED|
+                                                      -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                        -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                  -- BROADCAST_EXCHANGE  |PARTITIONED|
+                    -- AGGREGATE  |UNPARTITIONED|
+                      -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                        -- AGGREGATE  |PARTITIONED|
+                          -- STREAM_PROJECT  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- REPLICATE  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- STREAM_SELECT  |PARTITIONED|
+                                    -- STREAM_PROJECT  |PARTITIONED|
+                                      -- ASSIGN  |PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- BTREE_SEARCH  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- STABLE_SORT [$$44(ASC)]  
|PARTITIONED|
+                                                  -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                    -- 
LENGTH_PARTITIONED_INVERTED_INDEX_SEARCH  |PARTITIONED|
+                                                      -- BROADCAST_EXCHANGE  
|PARTITIONED|
+                                                        -- STREAM_PROJECT  
|PARTITIONED|
+                                                          -- ASSIGN  
|PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- 
DATASOURCE_SCAN  |PARTITIONED|
+                                                                -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                  -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-core_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-core_ps.plan 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-core_ps.plan
new file mode 100644
index 0000000..73103df
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-core_ps.plan
@@ -0,0 +1,53 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+          -- STABLE_SORT [$$36(ASC)]  |PARTITIONED|
+            -- RANGE_PARTITION_EXCHANGE [$$36(ASC)]  |PARTITIONED|
+              -- FORWARD  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                  -- REPLICATE  |PARTITIONED|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- HYBRID_HASH_JOIN [$$38][$$39]  |PARTITIONED|
+                            -- HASH_PARTITION_EXCHANGE [$$38]  |PARTITIONED|
+                              -- STREAM_PROJECT  |PARTITIONED|
+                                -- ASSIGN  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                            -- HASH_PARTITION_EXCHANGE [$$39]  |PARTITIONED|
+                              -- ASSIGN  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                -- BROADCAST_EXCHANGE  |PARTITIONED|
+                  -- AGGREGATE  |UNPARTITIONED|
+                    -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                      -- AGGREGATE  |PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- REPLICATE  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- HYBRID_HASH_JOIN [$$38][$$39]  
|PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$38]  
|PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ASSIGN  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- DATASOURCE_SCAN  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$39]  
|PARTITIONED|
+                                        -- ASSIGN  |PARTITIONED|
+                                          -- STREAM_PROJECT  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- DATASOURCE_SCAN  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/80225e2c/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-sugar_ps.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-sugar_ps.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-sugar_ps.plan
new file mode 100644
index 0000000..08b3940
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/loj-sugar_ps.plan
@@ -0,0 +1,53 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+          -- STABLE_SORT [$$29(ASC)]  |PARTITIONED|
+            -- RANGE_PARTITION_EXCHANGE [$$29(ASC)]  |PARTITIONED|
+              -- FORWARD  |PARTITIONED|
+                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                  -- REPLICATE  |PARTITIONED|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- STREAM_PROJECT  |PARTITIONED|
+                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                          -- HYBRID_HASH_JOIN [$$31][$$32]  |PARTITIONED|
+                            -- HASH_PARTITION_EXCHANGE [$$31]  |PARTITIONED|
+                              -- STREAM_PROJECT  |PARTITIONED|
+                                -- ASSIGN  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                            -- HASH_PARTITION_EXCHANGE [$$32]  |PARTITIONED|
+                              -- ASSIGN  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- DATASOURCE_SCAN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                -- BROADCAST_EXCHANGE  |PARTITIONED|
+                  -- AGGREGATE  |UNPARTITIONED|
+                    -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                      -- AGGREGATE  |PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- REPLICATE  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- HYBRID_HASH_JOIN [$$31][$$32]  
|PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$31]  
|PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ASSIGN  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- DATASOURCE_SCAN  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$32]  
|PARTITIONED|
+                                        -- ASSIGN  |PARTITIONED|
+                                          -- STREAM_PROJECT  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- DATASOURCE_SCAN  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|

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