Xiang Yang has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/18705 )

Change subject: IMPALA-11417: Support outer join elimination optimization
......................................................................


Patch Set 11:

(2 comments)

> Patch Set 9:
>
> Please provide more context on the actual queries and table sizes you are 
> targeting along with some performance measurements with and without this 
> optimization.

Hi Kurt, take the 'tpcds. inventory' table as an example:
the performance measurements result:
https://issues.apache.org/jira/secure/attachment/13055252/performance_compare.txt

http://gerrit.cloudera.org:8080/#/c/18705/9/common/thrift/Query.thrift
File common/thrift/Query.thrift:

http://gerrit.cloudera.org:8080/#/c/18705/9/common/thrift/Query.thrift@602
PS9, Line 602:   149: optional bool trust_pk_fk_constraints = false
> I think that this should be false by default, otherwise this is a potential
Done in patch 11


http://gerrit.cloudera.org:8080/#/c/18705/6/testdata/workloads/functional-planner/queries/PlannerTest/outer-join-elimination.test
File 
testdata/workloads/functional-planner/queries/PlannerTest/outer-join-elimination.test:

http://gerrit.cloudera.org:8080/#/c/18705/6/testdata/workloads/functional-planner/queries/PlannerTest/outer-join-elimination.test@1
PS6, Line 1: # Test Case Summary:
> Can you add some simple EE tests too? e.g. on of the planner tests in https
Done in patch 11.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If2e68263a029ac84a4f35b0846b22aa42d7ceece
Gerrit-Change-Number: 18705
Gerrit-PatchSet: 11
Gerrit-Owner: Jian Zhang <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Jian Zhang <[email protected]>
Gerrit-Reviewer: Kurt Deschler <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
Gerrit-Reviewer: Xiang Yang <[email protected]>
Gerrit-Comment-Date: Wed, 08 Feb 2023 12:08:23 +0000
Gerrit-HasComments: Yes

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