Riza Suminto has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/20922 )

Change subject: IMPALA-12726: Simulate large-scale query in 
TpcdsCpuCostPlannerTest
......................................................................


Patch Set 6:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/20922/6/fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java
File fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java:

http://gerrit.cloudera.org:8080/#/c/20922/6/fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java@1758
PS6, Line 1758:             
analyzer.getQueryOptions().getReplica_preference().equals(
              :                 TReplicaPreference.REMOTE) ?
              :                 analyzer.numExecutorsForPlanning() :
> Is this only required by the test or does it also fix some bugs?
This is test only (planner_testcase_mode==true). HDFS minicluster only have 3 
datanodes. Without this change, even if we declare more executors in 
PlannerTest, it will only plan ScanNodes in 3 executors (due to line 1750-1756).



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Iaffddd70c2da8376ca6c40f65606bbac46c34de7
Gerrit-Change-Number: 20922
Gerrit-PatchSet: 6
Gerrit-Owner: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Abhishek Rawat <ara...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Quanlong Huang <huangquanl...@gmail.com>
Gerrit-Reviewer: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Wenzhe Zhou <wz...@cloudera.com>
Gerrit-Comment-Date: Sun, 04 Feb 2024 16:32:06 +0000
Gerrit-HasComments: Yes

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