Michael Smith has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/21504 )

Change subject: IMPALA-13152: Avoid NaN, infinite, and negative ProcessingCost
......................................................................


Patch Set 2:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/21504/2/fe/src/main/java/org/apache/impala/planner/DataSink.java
File fe/src/main/java/org/apache/impala/planner/DataSink.java:

http://gerrit.cloudera.org:8080/#/c/21504/2/fe/src/main/java/org/apache/impala/planner/DataSink.java@141
PS2, Line 141:         "Processing cost of DataSink " + fragment_.getId() + ":" 
+ getLabel()
nit: could improve this string construction using a format string with 
Preconditions.checkState: 
https://guava.dev/releases/19.0/api/docs/com/google/common/base/Preconditions.html#checkState(boolean,%20java.lang.String,%20java.lang.Object...)


http://gerrit.cloudera.org:8080/#/c/21504/2/fe/src/main/java/org/apache/impala/planner/HashJoinNode.java
File fe/src/main/java/org/apache/impala/planner/HashJoinNode.java:

http://gerrit.cloudera.org:8080/#/c/21504/2/fe/src/main/java/org/apache/impala/planner/HashJoinNode.java@342
PS2, Line 342:     long outputCardinality = Math.max(0, getCardinality());
Is there some reason we need cardinality_ to default to -1 rather than 0?



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Ib49c7ae397dadcb2cb69fde1850d442d33cdf177
Gerrit-Change-Number: 21504
Gerrit-PatchSet: 2
Gerrit-Owner: Riza Suminto <[email protected]>
Gerrit-Reviewer: Abhishek Rawat <[email protected]>
Gerrit-Reviewer: David Rorke <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Michael Smith <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
Gerrit-Reviewer: Riza Suminto <[email protected]>
Gerrit-Comment-Date: Thu, 13 Jun 2024 18:35:54 +0000
Gerrit-HasComments: Yes

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