Quanlong Huang has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/24297 )

Change subject: IMPALA-14600: Support HBO for AggregationNode cardinality
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Patch Set 14:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/24297/10/fe/src/main/java/org/apache/impala/planner/PlanNode.java
File fe/src/main/java/org/apache/impala/planner/PlanNode.java:

http://gerrit.cloudera.org:8080/#/c/24297/10/fe/src/main/java/org/apache/impala/planner/PlanNode.java@119
PS10, Line 119:   protected PlanNode parent_;
> In the future when CTEs are supported,  a single producer may have 2 or mor
Thanks for the reminder. I'll revisit this after we support CTEs.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Ie0fafaf9d827f3bf533b1af7e62fdb2303c126ce
Gerrit-Change-Number: 24297
Gerrit-PatchSet: 14
Gerrit-Owner: Quanlong Huang <[email protected]>
Gerrit-Reviewer: Aman Sinha <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
Gerrit-Reviewer: Steve Carlin <[email protected]>
Gerrit-Comment-Date: Tue, 28 Jul 2026 01:11:50 +0000
Gerrit-HasComments: Yes

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