expression: fix infinity loop in timestampadd | tidb-test=release-6.5 plugin=release-6.5

[xzhangxian1008]

What problem does this PR solve?

Issue Number: close #54908

Problem Summary:

What changed and how does it work?

Check List

Tests

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

  • I checked and no code files have been changed.

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

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[tiprow]

Hi @xzhangxian1008. Thanks for your PR.

PRs from untrusted users cannot be marked as trusted with /ok-to-test in this repo meaning untrusted PR authors can never trigger tests themselves. Collaborators can still trigger tests on the PR using /test all.

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[wuhuizuo]

/retitle expression: fix infinity loop in timestampadd | tidb-test=release-6.5 plugin=release-6.5

[wuhuizuo]

/retest

[tiprow]

@wuhuizuo: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/retest

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[codecov]

Codecov Report

Attention: Patch coverage is 61.22449% with 19 lines in your changes missing coverage. Please review.

Please upload report for BASE (release-6.5-20240801-v6.5.10@ff2feb6). Learn more about missing BASE report.

Additional details and impacted files

@@                        Coverage Diff                        @@
##             release-6.5-20240801-v6.5.10     #55143   +/-   ##
=================================================================
  Coverage                                ?   73.6142%           
=================================================================
  Files                                   ?       1096           
  Lines                                   ?     352251           
  Branches                                ?          0           
=================================================================
  Hits                                    ?     259307           
  Misses                                  ?      76262           
  Partials                                ?      16682           

[windtalker]

LGTM

[XuHuaiyu]

/ok-to-test

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: windtalker, XuHuaiyu

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Needs approval from an approver in each of these files:

• OWNERS [XuHuaiyu,windtalker]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-08-02 02:03:25.807463374 +0000 UTC m=+55003.026224974: ☑️ agreed by windtalker.
• 2024-08-02 03:49:02.969031984 +0000 UTC m=+61340.187793593: ☑️ agreed by XuHuaiyu.