Kurt Deschler has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/22661 )

Change subject: IMPALA-13894: Allow slow check in tuple cache correctness 
verification when file sizes differ
......................................................................


Patch Set 6:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/22661/6/be/src/exec/tuple-text-file-util.cc
File be/src/exec/tuple-text-file-util.cc:

http://gerrit.cloudera.org:8080/#/c/22661/6/be/src/exec/tuple-text-file-util.cc@158
PS6, Line 158:   // If the sizes are different, proceed with a slower check by 
leaving passed false.
Is file size an adequate check here? Please comment on assumptions here. I 
could understand if file data is delimited text and not padded that size alone 
could be adequate. But even then, changes could go undetected unless value 
widths change.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I02e031410dac32d9df746201b156783a8b7d9a1a
Gerrit-Change-Number: 22661
Gerrit-PatchSet: 6
Gerrit-Owner: Yida Wu <wydbaggio...@gmail.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Joe McDonnell <joemcdonn...@cloudera.com>
Gerrit-Reviewer: Kurt Deschler <kdesc...@cloudera.com>
Gerrit-Reviewer: Michael Smith <michael.sm...@cloudera.com>
Gerrit-Reviewer: Yida Wu <wydbaggio...@gmail.com>
Gerrit-Comment-Date: Tue, 08 Apr 2025 14:35:32 +0000
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