Riza Suminto has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/19548 )

Change subject: IMPALA-11795: Ignore high/low values stats for timestamp columns
......................................................................


Patch Set 1:

(3 comments)

Thanks Csaba! I have some suggestion.

http://gerrit.cloudera.org:8080/#/c/19548/1/fe/src/main/java/org/apache/impala/catalog/ColumnStats.java
File fe/src/main/java/org/apache/impala/catalog/ColumnStats.java:

http://gerrit.cloudera.org:8080/#/c/19548/1/fe/src/main/java/org/apache/impala/catalog/ColumnStats.java@419
PS1, Line 419: * From the source 'longStats', set the low and high value for 
'type' (one of the
             :    * integer types).
nit: Add mention to never call this function for TIMESTAMP column.


http://gerrit.cloudera.org:8080/#/c/19548/1/fe/src/main/java/org/apache/impala/catalog/ColumnStats.java@441
PS1, Line 441: default:
As additional precaution, can we add TIMESTAMP case here, but silently ignore 
it or print WARN?


http://gerrit.cloudera.org:8080/#/c/19548/1/fe/src/main/java/org/apache/impala/catalog/ColumnStats.java@465
PS1, Line 465: default:
Add case to silently ignore TIMESTAMP as well here.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If585d2543d49978140dcb7b8d49d6ea50e4a8544
Gerrit-Change-Number: 19548
Gerrit-PatchSet: 1
Gerrit-Owner: Csaba Ringhofer <csringho...@cloudera.com>
Gerrit-Reviewer: Daniel Becker <daniel.bec...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Comment-Date: Mon, 27 Feb 2023 15:59:37 +0000
Gerrit-HasComments: Yes

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