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expression: fix wrong result of greatest/least(mixed unsigned/signed int) (#30121)#30790

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ti-chi-bot merged 5 commits intopingcap:release-5.2from
ti-srebot:release-5.2-4947cf1f596d
Sep 19, 2022
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expression: fix wrong result of greatest/least(mixed unsigned/signed int) (#30121)#30790
ti-chi-bot merged 5 commits intopingcap:release-5.2from
ti-srebot:release-5.2-4947cf1f596d

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@ti-srebot ti-srebot commented Dec 16, 2021 •
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cherry-pick #30121 to release-5.2
You can switch your code base to this Pull Request by using git-extras:

# In tidb repo:
git pr https://github.com/pingcap/tidb/pull/30790

After apply modifications, you can push your change to this PR via:

git push git@github.com:ti-srebot/tidb.git pr/30790:release-5.2-4947cf1f596d

What problem does this PR solve?

Issue Number: close #30101

Problem Summary:

unsigned flag lost when building function.

What is changed and how it works?

Check List

Tests

  • Unit test
  • Integration test
  • Manual test (add detailed scripts or steps below)
  • No code

Side effects

  • Performance regression: Consumes more CPU
  • Performance regression: Consumes more Memory
  • Breaking backward compatibility

Documentation

  • Affects user behaviors
  • Contains syntax changes
  • Contains variable changes
  • Contains experimental features
  • Changes MySQL compatibility

Release note

Fix wrong result of greatest/least Function.

@sylzd @ti-srebot
cherry pick pingcap#30121 to release-5.2
9275a8a 
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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ti-chi-bot commented Dec 16, 2021 •
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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • LittleFall
  • windtalker

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

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@ti-chi-bot ti-chi-bot added do-not-merge/cherry-pick-not-approved do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. labels Dec 16, 2021
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ti-srebot commented Dec 16, 2021

/run-all-tests

@ti-chi-bot ti-chi-bot added release-note Denotes a PR that will be considered when it comes time to generate release notes. and removed do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. labels Dec 16, 2021
@ti-srebot ti-srebot added component/expression size/M Denotes a PR that changes 30-99 lines, ignoring generated files. type/5.2-cherry-pick type/bugfix This PR fixes a bug. labels Dec 16, 2021
@ti-srebot ti-srebot mentioned this pull request Dec 16, 2021
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ti-srebot commented Dec 16, 2021

@sylzd you're already a collaborator in bot's repo.

@ti-chi-bot ti-chi-bot added size/L Denotes a PR that changes 100-499 lines, ignoring generated files. and removed size/M Denotes a PR that changes 30-99 lines, ignoring generated files. labels Dec 16, 2021
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sylzd commented Dec 17, 2021

/run-check_dev

@VelocityLight VelocityLight added cherry-pick-approved Cherry pick PR approved by release team. and removed do-not-merge/cherry-pick-not-approved labels Sep 19, 2022
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ti-chi-bot commented Sep 19, 2022

@ti-srebot: PR needs rebase.

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@ti-chi-bot ti-chi-bot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Sep 19, 2022
@ti-chi-bot ti-chi-bot added size/M Denotes a PR that changes 30-99 lines, ignoring generated files. and removed size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels Sep 19, 2022
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LittleFall commented Sep 19, 2022

/rebuild

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Sep 19, 2022
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windtalker approved these changes Sep 19, 2022
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LGTM

@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Sep 19, 2022
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windtalker commented Sep 19, 2022

/merge

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ti-chi-bot commented Sep 19, 2022

This pull request has been accepted and is ready to merge.

DetailsCommit hash: 56a4cc8

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Sep 19, 2022
@LittleFall LittleFall removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Sep 19, 2022
@ti-chi-bot ti-chi-bot merged commit c386d25 into pingcap:release-5.2 Sep 19, 2022
@LittleFall LittleFall deleted the release-5.2-4947cf1f596d branch September 19, 2022 09:55
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@windtalker windtalker windtalker approved these changes

@guo-shaoge guo-shaoge Awaiting requested review from guo-shaoge

@winoros winoros Awaiting requested review from winoros

@XuHuaiyu XuHuaiyu Awaiting requested review from XuHuaiyu

+1 more reviewer

@LittleFall LittleFall LittleFall approved these changes

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cherry-pick-approved Cherry pick PR approved by release team. component/expression release-note Denotes a PR that will be considered when it comes time to generate release notes. size/M Denotes a PR that changes 30-99 lines, ignoring generated files. status/can-merge Indicates a PR has been approved by a committer. status/LGT2 Indicates that a PR has LGTM 2. type/bugfix This PR fixes a bug. type/5.2-cherry-pick

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