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[cherry-pick](branch-30) support split_by_regexp (#38259) (#47676) - #50272

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Jun 18, 2025
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[cherry-pick](branch-30) support split_by_regexp (#38259) (#47676)#50272
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@zhangstar333

@zhangstar333zhangstar333 commented Apr 22, 2025•
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bp (#38259) (#47676)
also need pick #51293

zhangstar333and others added 2 commits April 22, 2025 10:54
@zhangstar333
[Feature](function) support split_by_regexp function (apache#38259)
6828d3e
docs link:
apache/doris-website#904
<!--Describe your changes.-->
@Jibing-Li@zhangstar333
[fix](function)Fix split_by_regexp function integer parameter couldn'…
d00c555
…t set bug. (apache#47676)
### What problem does this PR solve?
split_by_regexp function's third parameter doesn't support tinyint. This
pr is to fix it.
```
mysql> select split_by_regexp('aa,bb,cc', ',', 1);
ERROR 1105 (HY000): errCode = 2, detailMessage = the third parameter of split_by_regexp function must be a positive constant: split_by_regexp('aa,bb,cc', ',', 1)
```
@Thearas

Thearas commented Apr 22, 2025

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Thank you for your contribution to Apache Doris.
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Please clearly describe your PR:

  1. What problem was fixed (it's best to include specific error reporting information). How it was fixed.
  2. Which behaviors were modified. What was the previous behavior, what is it now, why was it modified, and what possible impacts might there be.
  3. What features were added. Why was this function added?
  4. Which code was refactored and why was this part of the code refactored?
  5. Which functions were optimized and what is the difference before and after the optimization?

@zhangstar333

zhangstar333 commented Apr 22, 2025

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run buildall

@morningmanmorningman changed the title [cherry-pick](branch-30) pick (#38259) (#47676)[cherry-pick](branch-30) support split_by_regexp (#38259) (#47676)Apr 22, 2025
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TeamCity cloud ut coverage result:
Function Coverage: 83.00% (1084/1306)
Line Coverage: 65.97% (17940/27194)
Region Coverage: 65.51% (8847/13505)
Branch Coverage: 55.47% (4779/8616)
Coverage Report: http://coverage.selectdb-in.cc/coverage/d00c555161c6c704b164894b707a5a061856c22b_d00c555161c6c704b164894b707a5a061856c22b_cloud/report/index.html

@hello-stephen

hello-stephen commented Apr 22, 2025

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BE UT Coverage Report

Increment line coverage 6.94% (17/245) 🎉

Increment coverage report
Complete coverage report

CategoryCoverage
Function Coverage40.15% (10527/26219)
Line Coverage30.83% (88660/287559)
Region Coverage29.94% (45673/152528)
Branch Coverage26.35% (23196/88028)

HappenLee
HappenLee approved these changes Jun 13, 2025
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LGTM

@github-actionsgithub-actionsBot added the approved Indicates a PR has been approved by one committer. label Jun 13, 2025
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PR approved by at least one committer and no changes requested.

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PR approved by anyone and no changes requested.

dataroaring
dataroaring approved these changes Jun 18, 2025
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LGTM

@dataroaring
dataroaring merged commit d499904 into apache:branch-3.0Jun 18, 2025
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