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/nested_loj3.plan b/asterix-app/src/test/resources/optimizerts/results/nested_loj3.plan
index 17cae26..b68ef76 100644
--- a/asterix-app/src/test/resources/optimizerts/results/nested_loj3.plan
+++ b/asterix-app/src/test/resources/optimizerts/results/nested_loj3.plan
@@ -1,59 +1,60 @@
--- SINK_WRITE  |PARTITIONED|
+-- DISTRIBUTE_RESULT  |PARTITIONED|
   -- RANDOM_MERGE_EXCHANGE  |PARTITIONED|
     -- STREAM_PROJECT  |PARTITIONED|
       -- ASSIGN  |PARTITIONED|
-        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-          -- PRE_CLUSTERED_GROUP_BY[$$42]  |PARTITIONED|
-                  {
-                    -- AGGREGATE  |LOCAL|
-                      -- MICRO_PRE_CLUSTERED_GROUP_BY[$$40]  |LOCAL|
-                              {
-                                -- AGGREGATE  |LOCAL|
-                                  -- MICRO_PRE_CLUSTERED_GROUP_BY[$$37, $$38]  |LOCAL|
-                                          {
-                                            -- AGGREGATE  |LOCAL|
-                                              -- STREAM_SELECT  |LOCAL|
-                                                -- NESTED_TUPLE_SOURCE  |LOCAL|
-                                          }
-                                    -- IN_MEMORY_STABLE_SORT [$$37(ASC), $$38(ASC)]  |LOCAL|
-                                      -- STREAM_SELECT  |LOCAL|
-                                        -- NESTED_TUPLE_SOURCE  |LOCAL|
-                              }
-                        -- IN_MEMORY_STABLE_SORT [$$40(ASC), $$38(ASC)]  |LOCAL|
-                          -- STREAM_SELECT  |LOCAL|
-                            -- NESTED_TUPLE_SOURCE  |LOCAL|
-                  }
-            -- ONE_TO_ONE_EXCHANGE  |LOCAL|
-              -- STABLE_SORT [$$42(ASC), $$40(ASC)]  |LOCAL|
-                -- HASH_PARTITION_EXCHANGE [$$42]  |PARTITIONED|
-                  -- STREAM_PROJECT  |PARTITIONED|
-                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                      -- HYBRID_HASH_JOIN [$$48, $$50][$$34, $$35]  |PARTITIONED|
-                        -- HASH_PARTITION_EXCHANGE [$$50, $$48]  |PARTITIONED|
-                          -- HYBRID_HASH_JOIN [$$40][$$37]  |PARTITIONED|
-                            -- HASH_PARTITION_EXCHANGE [$$40]  |PARTITIONED|
-                              -- STREAM_PROJECT  |PARTITIONED|
-                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  -- HYBRID_HASH_JOIN [$$42][$$43]  |PARTITIONED|
-                                    -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                      -- DATASOURCE_SCAN  |PARTITIONED|
-                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                          -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                                    -- HASH_PARTITION_EXCHANGE [$$43]  |PARTITIONED|
-                                      -- ASSIGN  |PARTITIONED|
-                                        -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                          -- DATASOURCE_SCAN  |PARTITIONED|
-                                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                              -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
-                            -- HASH_PARTITION_EXCHANGE [$$37]  |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|
-                          -- ASSIGN  |PARTITIONED|
-                            -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                              -- DATASOURCE_SCAN  |PARTITIONED|
-                                -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
-                                  -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+        -- STREAM_PROJECT  |PARTITIONED|
+          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+            -- PRE_CLUSTERED_GROUP_BY[$$42]  |PARTITIONED|
+                    {
+                      -- AGGREGATE  |LOCAL|
+                        -- MICRO_PRE_CLUSTERED_GROUP_BY[$$40]  |LOCAL|
+                                {
+                                  -- AGGREGATE  |LOCAL|
+                                    -- MICRO_PRE_CLUSTERED_GROUP_BY[$$37, $$38]  |LOCAL|
+                                            {
+                                              -- AGGREGATE  |LOCAL|
+                                                -- STREAM_SELECT  |LOCAL|
+                                                  -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                            }
+                                      -- IN_MEMORY_STABLE_SORT [$$37(ASC), $$38(ASC)]  |LOCAL|
+                                        -- STREAM_SELECT  |LOCAL|
+                                          -- NESTED_TUPLE_SOURCE  |LOCAL|
+                                }
+                          -- IN_MEMORY_STABLE_SORT [$$40(ASC), $$38(ASC)]  |LOCAL|
+                            -- STREAM_SELECT  |LOCAL|
+                              -- NESTED_TUPLE_SOURCE  |LOCAL|
+                    }
+              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                -- STABLE_SORT [$$42(ASC), $$40(ASC)]  |PARTITIONED|
+                  -- HASH_PARTITION_EXCHANGE [$$42]  |PARTITIONED|
+                    -- STREAM_PROJECT  |PARTITIONED|
+                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                        -- HYBRID_HASH_JOIN [$$48, $$50][$$34, $$35]  |PARTITIONED|
+                          -- HASH_PARTITION_EXCHANGE [$$48, $$50]  |PARTITIONED|
+                            -- HYBRID_HASH_JOIN [$$40][$$37]  |PARTITIONED|
+                              -- HASH_PARTITION_EXCHANGE [$$40]  |PARTITIONED|
+                                -- STREAM_PROJECT  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- HYBRID_HASH_JOIN [$$42][$$43]  |PARTITIONED|
+                                      -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                        -- DATASOURCE_SCAN  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                                      -- HASH_PARTITION_EXCHANGE [$$43]  |PARTITIONED|
+                                        -- ASSIGN  |PARTITIONED|
+                                          -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                            -- DATASOURCE_SCAN  |PARTITIONED|
+                                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                                -- EMPTY_TUPLE_SOURCE  |PARTITIONED|
+                              -- HASH_PARTITION_EXCHANGE [$$37]  |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|
+                            -- ASSIGN  |PARTITIONED|
+                              -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                -- DATASOURCE_SCAN  |PARTITIONED|
+                                  -- ONE_TO_ONE_EXCHANGE  |PARTITIONED|
+                                    -- EMPTY_TUPLE_SOURCE  |PARTITIONED|