http://git-wip-us.apache.org/repos/asf/asterixdb/blob/d906bd89/asterixdb/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx-hybrid.plan
----------------------------------------------------------------------
diff --git 
a/asterixdb/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx-hybrid.plan
 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx-hybrid.plan
new file mode 100644
index 0000000..6365a34
--- /dev/null
+++ 
b/asterixdb/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx-hybrid.plan
@@ -0,0 +1,613 @@
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- STREAM_PROJECT  |PARTITIONED|
+          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+            -- HYBRID_HASH_JOIN [$$49, $$50, $$51][$$idLeft_0, $$idLeft_1, 
$$idLeft_2]  |PARTITIONED|
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- STREAM_PROJECT  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- HYBRID_HASH_JOIN [$$49, $$50, $$51][$$idLeft_0, 
$$idLeft_1, $$idLeft_2]  |PARTITIONED|
+                      -- HASH_PARTITION_EXCHANGE [$$49, $$50, $$51]  
|PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- NESTED_LOOP  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ASSIGN  |PARTITIONED|
+                                    -- STREAM_PROJECT  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- NESTED_LOOP  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- STREAM_PROJECT  |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|
+                                          -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                            -- ASSIGN  |PARTITIONED|
+                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                -- ASSIGN  |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|
+                                                                  -- 
DATASOURCE_SCAN  |PARTITIONED|
+                                                                    -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                      -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                              -- BROADCAST_EXCHANGE  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ASSIGN  |PARTITIONED|
+                                    -- STREAM_PROJECT  |PARTITIONED|
+                                      -- ASSIGN  |PARTITIONED|
+                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                          -- REPLICATE  |PARTITIONED|
+                                            -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                              -- DATASOURCE_SCAN  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                      -- HASH_PARTITION_EXCHANGE [$$idLeft_0, $$idLeft_1, 
$$idLeft_2]  |PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                            -- HYBRID_HASH_JOIN [$$52][$$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 [$$idRight_0]  
|PARTITIONED|
+                                -- EXTERNAL_GROUP_BY[$$331, $$329, $$330, 
$$327]  |PARTITIONED|
+                                        {
+                                          -- AGGREGATE  |LOCAL|
+                                            -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                        }
+                                  -- HASH_PARTITION_EXCHANGE [$$331, $$329, 
$$330, $$327]  |PARTITIONED|
+                                    -- STREAM_PROJECT  |PARTITIONED|
+                                      -- STREAM_SELECT  |PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- HYBRID_HASH_JOIN 
[$$prefixTokenRight][$$prefixTokenLeft]  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- STREAM_PROJECT  
|PARTITIONED|
+                                                  -- ASSIGN  |PARTITIONED|
+                                                    -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                      -- REPLICATE  
|PARTITIONED|
+                                                        -- 
HASH_PARTITION_EXCHANGE [$$201]  |PARTITIONED|
+                                                          -- UNNEST  
|PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- 
PRE_CLUSTERED_GROUP_BY[$$194]  |PARTITIONED|
+                                                                      {
+                                                                        -- 
AGGREGATE  |LOCAL|
+                                                                          -- 
STREAM_SELECT  |LOCAL|
+                                                                            -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                      }
+                                                                -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                  -- 
STABLE_SORT [$$194(ASC), $$210(ASC)]  |PARTITIONED|
+                                                                    -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                      -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                        -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                          -- 
HYBRID_HASH_JOIN [$$211][$$214]  |PARTITIONED|
+                                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                              
-- UNNEST  |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|
+                                                                               
                 -- 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 [$$363(ASC), $$244(ASC) ]  |PARTITIONED|
+                                                                               
                 -- STABLE_SORT [$$363(ASC), $$244(ASC)]  |PARTITIONED|
+                                                                               
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                     -- EXTERNAL_GROUP_BY[$$395]  |PARTITIONED|
+                                                                               
                             {
+                                                                               
                               -- AGGREGATE  |LOCAL|
+                                                                               
                                 -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                             }
+                                                                               
                       -- HASH_PARTITION_EXCHANGE [$$395]  |PARTITIONED|
+                                                                               
                         -- EXTERNAL_GROUP_BY[$$246]  |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|
+                                                                               
                                       -- ASSIGN  |PARTITIONED|
+                                                                               
                                         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                             -- REPLICATE  |PARTITIONED|
+                                                                               
                                               -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                 -- DATASOURCE_SCAN  
|PARTITIONED|
+                                                                               
                                                   -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                     -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                                              -- HASH_PARTITION_EXCHANGE 
[$$prefixTokenLeft]  |PARTITIONED|
+                                                -- STREAM_PROJECT  
|PARTITIONED|
+                                                  -- UNNEST  |PARTITIONED|
+                                                    -- ASSIGN  |PARTITIONED|
+                                                      -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                        -- 
PRE_CLUSTERED_GROUP_BY[$$81, $$84, $$76]  |PARTITIONED|
+                                                                {
+                                                                  -- AGGREGATE 
 |LOCAL|
+                                                                    -- 
STREAM_SELECT  |LOCAL|
+                                                                      -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                }
+                                                          -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                            -- STABLE_SORT 
[$$81(ASC), $$84(ASC), $$76(ASC), $$i(ASC)]  |PARTITIONED|
+                                                              -- 
HASH_PARTITION_EXCHANGE [$$81, $$84, $$76]  |PARTITIONED|
+                                                                -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                  -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                    -- 
HYBRID_HASH_JOIN [$$token][$$tokenGroupped]  |PARTITIONED|
+                                                                      -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                        -- 
NESTED_LOOP  |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|
+                                                                               
           -- UNNEST  |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|
+                                                                               
           -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
             -- ASSIGN  |PARTITIONED|
+                                                                               
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                 -- REPLICATE  |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|
+                                                                               
       -- REPLICATE  |PARTITIONED|
+                                                                               
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
           -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
             -- ASSIGN  |PARTITIONED|
+                                                                               
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                 -- REPLICATE  |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 [$$363(ASC), $$244(ASC) ]  |PARTITIONED|
+                                                                               
           -- STABLE_SORT [$$363(ASC), $$244(ASC)]  |PARTITIONED|
+                                                                               
             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
               -- EXTERNAL_GROUP_BY[$$395]  |PARTITIONED|
+                                                                               
                       {
+                                                                               
                         -- AGGREGATE  |LOCAL|
+                                                                               
                           -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                       }
+                                                                               
                 -- HASH_PARTITION_EXCHANGE [$$395]  |PARTITIONED|
+                                                                               
                   -- EXTERNAL_GROUP_BY[$$246]  |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|
+                                                                               
                                 -- ASSIGN  |PARTITIONED|
+                                                                               
                                   -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                       -- REPLICATE  |PARTITIONED|
+                                                                               
                                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                           -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                             -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                               -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+              -- HASH_PARTITION_EXCHANGE [$$idLeft_0, $$idLeft_1, $$idLeft_2]  
|PARTITIONED|
+                -- STREAM_PROJECT  |PARTITIONED|
+                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                    -- HYBRID_HASH_JOIN [$$53][$$idRight_0]  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- STREAM_PROJECT  |PARTITIONED|
+                          -- ASSIGN  |PARTITIONED|
+                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                              -- REPLICATE  |PARTITIONED|
+                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                  -- STREAM_PROJECT  |PARTITIONED|
+                                    -- ASSIGN  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- REPLICATE  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- DATASOURCE_SCAN  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- EMPTY_TUPLE_SOURCE  
|PARTITIONED|
+                      -- HASH_PARTITION_EXCHANGE [$$idRight_0]  |PARTITIONED|
+                        -- EXTERNAL_GROUP_BY[$$341, $$344, $$347, $$333]  
|PARTITIONED|
+                                {
+                                  -- AGGREGATE  |LOCAL|
+                                    -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                }
+                          -- HASH_PARTITION_EXCHANGE [$$341, $$344, $$347, 
$$333]  |PARTITIONED|
+                            -- STREAM_PROJECT  |PARTITIONED|
+                              -- STREAM_SELECT  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- HYBRID_HASH_JOIN 
[$$prefixTokenRight][$$prefixTokenLeft]  |PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE 
[$$prefixTokenRight]  |PARTITIONED|
+                                        -- UNNEST  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- PRE_CLUSTERED_GROUP_BY[$$259]  
|PARTITIONED|
+                                                    {
+                                                      -- AGGREGATE  |LOCAL|
+                                                        -- STREAM_SELECT  
|LOCAL|
+                                                          -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                    }
+                                              -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                -- STABLE_SORT [$$259(ASC), 
$$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|
+                                                            -- UNNEST  
|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 [$$364(ASC), $$tokenGroupped(ASC) ]  |PARTITIONED|
+                                                                              
-- STABLE_SORT [$$364(ASC), $$tokenGroupped(ASC)]  |PARTITIONED|
+                                                                               
 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
   -- EXTERNAL_GROUP_BY[$$397]  |PARTITIONED|
+                                                                               
           {
+                                                                               
             -- AGGREGATE  |LOCAL|
+                                                                               
               -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
           }
+                                                                               
     -- HASH_PARTITION_EXCHANGE [$$397]  |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|
+                                                                               
                       -- REPLICATE  |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|
+                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                  -- 
PRE_CLUSTERED_GROUP_BY[$$166, $$167, $$184, $$168, $$169, $$185, $$170, $$171]  
|PARTITIONED|
+                                                          {
+                                                            -- AGGREGATE  
|LOCAL|
+                                                              -- STREAM_SELECT 
 |LOCAL|
+                                                                -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                          }
+                                                    -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                      -- STABLE_SORT 
[$$166(ASC), $$167(ASC), $$184(ASC), $$168(ASC), $$169(ASC), $$185(ASC), 
$$170(ASC), $$171(ASC), $$i(ASC)]  |PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                          -- STREAM_PROJECT  
|PARTITIONED|
+                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- 
HYBRID_HASH_JOIN [$$token][$$tokenGroupped]  |PARTITIONED|
+                                                                -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                  -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                    -- UNNEST  
|PARTITIONED|
+                                                                      -- 
ASSIGN  |PARTITIONED|
+                                                                        -- 
STREAM_PROJECT  |PARTITIONED|
+                                                                          -- 
ASSIGN  |PARTITIONED|
+                                                                            -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                              
-- HYBRID_HASH_JOIN [$$166, $$168, $$170][$$167, $$169, $$171]  |PARTITIONED|
+                                                                               
 -- HASH_PARTITION_EXCHANGE [$$166, $$168, $$170]  |PARTITIONED|
+                                                                               
   -- NESTED_LOOP  |PARTITIONED|
+                                                                               
     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
       -- NESTED_LOOP  |PARTITIONED|
+                                                                               
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
           -- STREAM_PROJECT  |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|
+                                                                               
                     -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                       -- ASSIGN  |PARTITIONED|
+                                                                               
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                           -- REPLICATE  |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|
+                                                                               
                 -- REPLICATE  |PARTITIONED|
+                                                                               
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                     -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                       -- ASSIGN  |PARTITIONED|
+                                                                               
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                           -- REPLICATE  |PARTITIONED|
+                                                                               
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                               -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                   -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                               
 -- HASH_PARTITION_EXCHANGE [$$167, $$169, $$171]  |PARTITIONED|
+                                                                               
   -- HYBRID_HASH_JOIN [$$184][$$185]  |PARTITIONED|
+                                                                               
     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
       -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
         -- ASSIGN  |PARTITIONED|
+                                                                               
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
             -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                 -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                               
     -- HASH_PARTITION_EXCHANGE [$$185]  |PARTITIONED|
+                                                                               
       -- EXTERNAL_GROUP_BY[$$339, $$337, $$338, $$335]  |PARTITIONED|
+                                                                               
               {
+                                                                               
                 -- AGGREGATE  |LOCAL|
+                                                                               
                   -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
               }
+                                                                               
         -- HASH_PARTITION_EXCHANGE [$$339, $$337, $$338, $$335]  |PARTITIONED|
+                                                                               
           -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
             -- STREAM_SELECT  |PARTITIONED|
+                                                                               
               -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                   -- HYBRID_HASH_JOIN [$$201][$$200]  |PARTITIONED|
+                                                                               
                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                       -- REPLICATE  |PARTITIONED|
+                                                                               
                         -- HASH_PARTITION_EXCHANGE [$$201]  |PARTITIONED|
+                                                                               
                           -- UNNEST  |PARTITIONED|
+                                                                               
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                               -- PRE_CLUSTERED_GROUP_BY[$$194]  |PARTITIONED|
+                                                                               
                                       {
+                                                                               
                                         -- AGGREGATE  |LOCAL|
+                                                                               
                                           -- STREAM_SELECT  |LOCAL|
+                                                                               
                                             -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                       }
+                                                                               
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                   -- STABLE_SORT [$$194(ASC), $$210(ASC)]  
|PARTITIONED|
+                                                                               
                                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                       -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                           -- HYBRID_HASH_JOIN [$$211][$$214]  
|PARTITIONED|
+                                                                               
                                             -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                               -- UNNEST  |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|
+                                                                               
                                                                 -- 
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 [$$363(ASC), $$244(ASC) ]  |PARTITIONED|
+                                                                               
                                                                 -- STABLE_SORT 
[$$363(ASC), $$244(ASC)]  |PARTITIONED|
+                                                                               
                                                                   -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                     -- 
EXTERNAL_GROUP_BY[$$395]  |PARTITIONED|
+                                                                               
                                                                             {
+                                                                               
                                                                               
-- AGGREGATE  |LOCAL|
+                                                                               
                                                                                
 -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                                                             }
+                                                                               
                                                                       -- 
HASH_PARTITION_EXCHANGE [$$395]  |PARTITIONED|
+                                                                               
                                                                         -- 
EXTERNAL_GROUP_BY[$$246]  |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|
+                                                                               
                                                                                
       -- ASSIGN  |PARTITIONED|
+                                                                               
                                                                                
         -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                                                                
           -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                                
             -- REPLICATE  |PARTITIONED|
+                                                                               
                                                                                
               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                                
                 -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                                                                
                   -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                                
                     -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                               
                     -- HASH_PARTITION_EXCHANGE [$$200]  |PARTITIONED|
+                                                                               
                       -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                         -- UNNEST  |PARTITIONED|
+                                                                               
                           -- ASSIGN  |PARTITIONED|
+                                                                               
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                               -- PRE_CLUSTERED_GROUP_BY[$$192, $$193, $$191]  
|PARTITIONED|
+                                                                               
                                       {
+                                                                               
                                         -- AGGREGATE  |LOCAL|
+                                                                               
                                           -- STREAM_SELECT  |LOCAL|
+                                                                               
                                             -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                       }
+                                                                               
                                 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                   -- STABLE_SORT [$$192(ASC), $$193(ASC), 
$$191(ASC), $$240(ASC)]  |PARTITIONED|
+                                                                               
                                     -- HASH_PARTITION_EXCHANGE [$$192, $$193, 
$$191]  |PARTITIONED|
+                                                                               
                                       -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                           -- HYBRID_HASH_JOIN [$$241][$$244]  
|PARTITIONED|
+                                                                               
                                             -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                               -- NESTED_LOOP  |PARTITIONED|
+                                                                               
                                                 -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                   -- NESTED_LOOP  |PARTITIONED|
+                                                                               
                                                     -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                       -- REPLICATE  
|PARTITIONED|
+                                                                               
                                                         -- ONE_TO_ONE_EXCHANGE 
 |PARTITIONED|
+                                                                               
                                                           -- UNNEST  
|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|
+                                                                               
                                                       -- REPLICATE  
|PARTITIONED|
+                                                                               
                                                         -- BROADCAST_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                           -- STREAM_PROJECT  
|PARTITIONED|
+                                                                               
                                                             -- ASSIGN  
|PARTITIONED|
+                                                                               
                                                               -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                 -- REPLICATE  
|PARTITIONED|
+                                                                               
                                                                   -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                     -- 
DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                                                       -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                         -- 
EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                               
                                                 -- ONE_TO_ONE_EXCHANGE  
|PARTITIONED|
+                                                                               
                                                   -- REPLICATE  |PARTITIONED|
+                                                                               
                                                     -- BROADCAST_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|
+                                                                               
                                                                     -- 
DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                                                       -- 
ONE_TO_ONE_EXCHANGE  |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 
[$$363(ASC), $$244(ASC) ]  |PARTITIONED|
+                                                                               
                                                           -- STABLE_SORT 
[$$363(ASC), $$244(ASC)]  |PARTITIONED|
+                                                                               
                                                             -- 
ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                               -- 
EXTERNAL_GROUP_BY[$$395]  |PARTITIONED|
+                                                                               
                                                                       {
+                                                                               
                                                                         -- 
AGGREGATE  |LOCAL|
+                                                                               
                                                                           -- 
NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
                                                                       }
+                                                                               
                                                                 -- 
HASH_PARTITION_EXCHANGE [$$395]  |PARTITIONED|
+                                                                               
                                                                   -- 
EXTERNAL_GROUP_BY[$$246]  |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|
+                                                                               
                                                                                
 -- ASSIGN  |PARTITIONED|
+                                                                               
                                                                                
   -- STREAM_PROJECT  |PARTITIONED|
+                                                                               
                                                                                
     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                                
       -- REPLICATE  |PARTITIONED|
+                                                                               
                                                                                
         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                                                                                
           -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                                                                                
             -- ONE_TO_ONE_EXCHANGE  |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 [$$364(ASC), $$tokenGroupped(ASC) ]  |PARTITIONED|
+                                                                              
-- STABLE_SORT [$$364(ASC), $$tokenGroupped(ASC)]  |PARTITIONED|
+                                                                               
 -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
   -- EXTERNAL_GROUP_BY[$$397]  |PARTITIONED|
+                                                                               
           {
+                                                                               
             -- AGGREGATE  |LOCAL|
+                                                                               
               -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                                                               
           }
+                                                                               
     -- HASH_PARTITION_EXCHANGE [$$397]  |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|
+                                                                               
                       -- REPLICATE  |PARTITIONED|
+                                                                               
                         -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                           -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                               
                             -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                               
                               -- EMPTY_TUPLE_SOURCE  |PARTITIONED|

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