Merged asterix_lsm_stabilization upto r1547

git-svn-id: https://asterixdb.googlecode.com/svn/trunk/asterix@1622 eaa15691-b419-025a-1212-ee371bd00084
diff --git a/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx.plan b/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx.plan
index 3130442..4b9dcd4 100644
--- a/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx.plan
+++ b/asterix-app/src/test/resources/optimizerts/results/fj-dblp-csx.plan
@@ -1,90 +1,93 @@
--- SINK_WRITE  |PARTITIONED|
-  -- STREAM_PROJECT  |PARTITIONED|
-    -- ASSIGN  |PARTITIONED|
-      -- SORT_MERGE_EXCHANGE [$$18(ASC), $$19(ASC) ]  |PARTITIONED|
-        -- PRE_CLUSTERED_GROUP_BY[$$42, $$44]  |PARTITIONED|
-                {
-                  -- AGGREGATE  |LOCAL|
-                    -- NESTED_TUPLE_SOURCE  |LOCAL|
-                }
-          -- ONE_TO_ONE_EXCHANGE  |LOCAL|
-            -- STABLE_SORT [$$42(ASC), $$44(ASC)]  |LOCAL|
-              -- HASH_PARTITION_EXCHANGE [$$42, $$44]  |PARTITIONED|
-                -- STREAM_PROJECT  |PARTITIONED|
-                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                    -- HYBRID_HASH_JOIN [$$8][$$17]  |PARTITIONED|
-                      -- HASH_PARTITION_EXCHANGE [$$8]  |PARTITIONED|
-                        -- STREAM_PROJECT  |PARTITIONED|
-                          -- UNNEST  |PARTITIONED|
-                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              -- PRE_CLUSTERED_GROUP_BY[$$46]  |PARTITIONED|
-                                      {
-                                        -- AGGREGATE  |LOCAL|
-                                          -- STREAM_SELECT  |LOCAL|
-                                            -- NESTED_TUPLE_SOURCE  |LOCAL|
-                                      }
-                                -- ONE_TO_ONE_EXCHANGE  |LOCAL|
-                                  -- STABLE_SORT [$$46(ASC), $$6(ASC)]  |LOCAL|
-                                    -- HASH_PARTITION_EXCHANGE [$$46]  |PARTITIONED|
-                                      -- STREAM_PROJECT  |PARTITIONED|
-                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                          -- HYBRID_HASH_JOIN [$$4][$$26]  |PARTITIONED|
-                                            -- HASH_PARTITION_EXCHANGE [$$4]  |PARTITIONED|
-                                              -- STREAM_PROJECT  |PARTITIONED|
-                                                -- UNNEST  |PARTITIONED|
-                                                  -- ASSIGN  |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  |UNPARTITIONED|
-                                                -- ASSIGN  |UNPARTITIONED|
-                                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                    -- SPLIT  |PARTITIONED|
-                                                      -- HASH_PARTITION_EXCHANGE [$$35]  |PARTITIONED|
-                                                        -- RUNNING_AGGREGATE  |PARTITIONED|
-                                                          -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-                                                            -- STREAM_PROJECT  |PARTITIONED|
-                                                              -- ASSIGN  |PARTITIONED|
-                                                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                  -- DATASOURCE_SCAN  |PARTITIONED|
+-- DISTRIBUTE_RESULT  |PARTITIONED|
+  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+    -- STREAM_PROJECT  |PARTITIONED|
+      -- ASSIGN  |PARTITIONED|
+        -- SORT_MERGE_EXCHANGE [$$18(ASC), $$19(ASC) ]  |PARTITIONED|
+          -- PRE_CLUSTERED_GROUP_BY[$$42, $$44]  |PARTITIONED|
+                  {
+                    -- AGGREGATE  |LOCAL|
+                      -- NESTED_TUPLE_SOURCE  |LOCAL|
+                  }
+            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+              -- STABLE_SORT [$$42(ASC), $$44(ASC)]  |PARTITIONED|
+                -- HASH_PARTITION_EXCHANGE [$$42, $$44]  |PARTITIONED|
+                  -- STREAM_PROJECT  |PARTITIONED|
+                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                      -- HYBRID_HASH_JOIN [$$8][$$17]  |PARTITIONED|
+                        -- HASH_PARTITION_EXCHANGE [$$8]  |PARTITIONED|
+                          -- STREAM_PROJECT  |PARTITIONED|
+                            -- UNNEST  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- PRE_CLUSTERED_GROUP_BY[$$46]  |PARTITIONED|
+                                        {
+                                          -- AGGREGATE  |LOCAL|
+                                            -- STREAM_SELECT  |LOCAL|
+                                              -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                        }
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- STABLE_SORT [$$46(ASC), $$5(ASC)]  |PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$46]  |PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- HYBRID_HASH_JOIN [$$3][$$26]  |PARTITIONED|
+                                              -- HASH_PARTITION_EXCHANGE [$$3]  |PARTITIONED|
+                                                -- STREAM_PROJECT  |PARTITIONED|
+                                                  -- UNNEST  |PARTITIONED|
+                                                    -- STREAM_PROJECT  |PARTITIONED|
+                                                      -- ASSIGN  |PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                          -- DATASOURCE_SCAN  |PARTITIONED|
+                                                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                -- STREAM_PROJECT  |UNPARTITIONED|
+                                                  -- ASSIGN  |UNPARTITIONED|
+                                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                      -- SPLIT  |PARTITIONED|
+                                                        -- HASH_PARTITION_EXCHANGE [$$35]  |PARTITIONED|
+                                                          -- RUNNING_AGGREGATE  |PARTITIONED|
+                                                            -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                                                              -- STREAM_PROJECT  |PARTITIONED|
+                                                                -- ASSIGN  |PARTITIONED|
+                                                                  -- STREAM_PROJECT  |PARTITIONED|
                                                                     -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                      -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                      -- HASH_PARTITION_EXCHANGE [$$17]  |PARTITIONED|
-                        -- STREAM_PROJECT  |PARTITIONED|
-                          -- UNNEST  |PARTITIONED|
-                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              -- PRE_CLUSTERED_GROUP_BY[$$47]  |PARTITIONED|
-                                      {
-                                        -- AGGREGATE  |LOCAL|
-                                          -- STREAM_SELECT  |LOCAL|
-                                            -- NESTED_TUPLE_SOURCE  |LOCAL|
-                                      }
-                                -- ONE_TO_ONE_EXCHANGE  |LOCAL|
-                                  -- STABLE_SORT [$$47(ASC), $$15(ASC)]  |LOCAL|
-                                    -- HASH_PARTITION_EXCHANGE [$$47]  |PARTITIONED|
-                                      -- STREAM_PROJECT  |PARTITIONED|
-                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                          -- HYBRID_HASH_JOIN [$$13][$$35]  |PARTITIONED|
-                                            -- HASH_PARTITION_EXCHANGE [$$13]  |PARTITIONED|
-                                              -- STREAM_PROJECT  |PARTITIONED|
-                                                -- UNNEST  |PARTITIONED|
-                                                  -- ASSIGN  |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|
-                                              -- SPLIT  |PARTITIONED|
-                                                -- HASH_PARTITION_EXCHANGE [$$35]  |PARTITIONED|
-                                                  -- RUNNING_AGGREGATE  |PARTITIONED|
-                                                    -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
-                                                      -- STREAM_PROJECT  |PARTITIONED|
-                                                        -- ASSIGN  |PARTITIONED|
-                                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                            -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                      -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                          -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                        -- HASH_PARTITION_EXCHANGE [$$17]  |PARTITIONED|
+                          -- STREAM_PROJECT  |PARTITIONED|
+                            -- UNNEST  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- PRE_CLUSTERED_GROUP_BY[$$47]  |PARTITIONED|
+                                        {
+                                          -- AGGREGATE  |LOCAL|
+                                            -- STREAM_SELECT  |LOCAL|
+                                              -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                        }
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- STABLE_SORT [$$47(ASC), $$14(ASC)]  |PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$47]  |PARTITIONED|
+                                        -- STREAM_PROJECT  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- HYBRID_HASH_JOIN [$$12][$$35]  |PARTITIONED|
+                                              -- HASH_PARTITION_EXCHANGE [$$12]  |PARTITIONED|
+                                                -- STREAM_PROJECT  |PARTITIONED|
+                                                  -- UNNEST  |PARTITIONED|
+                                                    -- STREAM_PROJECT  |PARTITIONED|
+                                                      -- ASSIGN  |PARTITIONED|
+                                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                          -- DATASOURCE_SCAN  |PARTITIONED|
+                                                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                              -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                -- SPLIT  |PARTITIONED|
+                                                  -- HASH_PARTITION_EXCHANGE [$$35]  |PARTITIONED|
+                                                    -- RUNNING_AGGREGATE  |PARTITIONED|
+                                                      -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
+                                                        -- STREAM_PROJECT  |PARTITIONED|
+                                                          -- ASSIGN  |PARTITIONED|
+                                                            -- STREAM_PROJECT  |PARTITIONED|
                                                               -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                                                -- DATASOURCE_SCAN  |PARTITIONED|
+                                                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|