Csaba Ringhofer has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/23932 )

Change subject: IMPALA-12374: Optimize trailing/leading % in LIKE
......................................................................


Patch Set 6:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/23932/6//COMMIT_MSG
Commit Message:

http://gerrit.cloudera.org:8080/#/c/23932/6//COMMIT_MSG@31
PS6, Line 31:                  Function  iters/ms   10%ile   50%ile   90%ile
            : --------------------------------------------------------------
            :
            :                     like               10.7     10.8     10.9
            :                    regex               10.7     10.8     10.9
            :             leading like               18.8       19     19.1
            :            leading regex               68.4     69.4     69.9
            :            trailing like               16.2     16.3     16.6
            :           trailing regex               18.6     18.9     19.1
            :    trailing leading like               9.56      9.6     9.77
            :   trailing leading regex               63.5     64.3     65.1
Can you also add the results after the change to give a simpler overview of the 
results?



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I37b472e056f791035d25633f17ad8a6e841cdd18
Gerrit-Change-Number: 23932
Gerrit-PatchSet: 6
Gerrit-Owner: Balazs Hevele <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Comment-Date: Mon, 09 Feb 2026 13:19:06 +0000
Gerrit-HasComments: Yes

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