Quanlong Huang has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/23380 )

Change subject: IMPALA-13806: Avoid per-function std::locale creation
......................................................................


Patch Set 1:

(1 comment)

Thanks for working on this! It'd be nice to see how much the performance is 
improved.

http://gerrit.cloudera.org:8080/#/c/23380/1/be/src/exprs/mask-functions-ir.cc
File be/src/exprs/mask-functions-ir.cc:

http://gerrit.cloudera.org:8080/#/c/23380/1/be/src/exprs/mask-functions-ir.cc@149
PS1, Line 149: &
Could you explain why we use reference (&) here? Is it still valid after the 
lambda function returns?



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I9a611ba1b175b0ab1c8f0d1de3b2439be70a68f7
Gerrit-Change-Number: 23380
Gerrit-PatchSet: 1
Gerrit-Owner: Mihaly Szjatinya <msz...@pm.me>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Quanlong Huang <huangquanl...@gmail.com>
Gerrit-Comment-Date: Thu, 04 Sep 2025 12:20:48 +0000
Gerrit-HasComments: Yes

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