Alex Behm has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/8317 )

Change subject: IMPALA-5976: Remove equivalence class computation in FE
......................................................................


Patch Set 6:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/8317/6/fe/src/main/java/org/apache/impala/planner/DistributedPlanner.java
File fe/src/main/java/org/apache/impala/planner/DistributedPlanner.java:

http://gerrit.cloudera.org:8080/#/c/8317/6/fe/src/main/java/org/apache/impala/planner/DistributedPlanner.java@406
PS6, Line 406:       // For right anti and semi joins the lhs join slots does 
not appear in the output.
> I don't understand. Why are the slots in the rhsJoinPartition not returned
I got confused. You are right.


http://gerrit.cloudera.org:8080/#/c/8317/6/testdata/workloads/functional-planner/queries/PlannerTest/outer-joins.test
File testdata/workloads/functional-planner/queries/PlannerTest/outer-joins.test:

http://gerrit.cloudera.org:8080/#/c/8317/6/testdata/workloads/functional-planner/queries/PlannerTest/outer-joins.test@1056
PS6, Line 1056: # around a check in refsNullableTupleId().
> - I removed refsNullableTupleId in the newest ps.
Makes sense. Let me take a look at the newest ps



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If4cb1d8be46efa8fd61a97048cc79dabe2ffa51a
Gerrit-Change-Number: 8317
Gerrit-PatchSet: 6
Gerrit-Owner: Tianyi Wang <tw...@cloudera.com>
Gerrit-Reviewer: Alex Behm <alex.b...@cloudera.com>
Gerrit-Reviewer: Tianyi Wang <tw...@cloudera.com>
Gerrit-Comment-Date: Sat, 18 Nov 2017 01:22:33 +0000
Gerrit-HasComments: Yes

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