Riza Suminto has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/19033 )

Change subject: IMPALA-11604 Planner changes for CPU usage
......................................................................


Patch Set 58: Code-Review+2

(1 comment)

Thank you Qifan and Wenzhe!
I mention some follow up work in the commit message.
Carry the +2.

http://gerrit.cloudera.org:8080/#/c/19033/54/fe/src/main/java/org/apache/impala/planner/BaseProcessingCost.java
File fe/src/main/java/org/apache/impala/planner/BaseProcessingCost.java:

http://gerrit.cloudera.org:8080/#/c/19033/54/fe/src/main/java/org/apache/impala/planner/BaseProcessingCost.java@30
PS54, Line 30:       long cardinality, float exprsCost, float 
materializationCost) {
> For VARCHAR, we can use some kind of average width stats, if available.  Fo
Filed IMPALA-11972 for this.



--
To view, visit http://gerrit.cloudera.org:8080/19033
To unsubscribe, visit http://gerrit.cloudera.org:8080/settings

Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If32dc770dfffcdd0be2b5555a789a7720952c68a
Gerrit-Change-Number: 19033
Gerrit-PatchSet: 58
Gerrit-Owner: Qifan Chen <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Kurt Deschler <[email protected]>
Gerrit-Reviewer: Qifan Chen <[email protected]>
Gerrit-Reviewer: Riza Suminto <[email protected]>
Gerrit-Reviewer: Wenzhe Zhou <[email protected]>
Gerrit-Comment-Date: Mon, 06 Mar 2023 17:30:44 +0000
Gerrit-HasComments: Yes

Reply via email to