txn: fix the warnings in pipelined dml

[you06]

What problem does this PR solve?

Issue Number: ref #50215

Problem Summary:

Some tests failed need to be fixed. But CI doesn't test the pipelineddmltest package before, so need to merge PingCAP-QE/ci#2859 after this PR.

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.

With this PR:

» go test ./tests/realtikvtest/pipelineddmltest --tags=intest
ok      github.com/pingcap/tidb/tests/realtikvtest/pipelineddmltest     11.298s

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 @you06. 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.

I understand the commands that are listed here.

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/test-infra repository.

[codecov]

Codecov Report

Merging #51867 (bad0d33) into master (531e773) will decrease coverage by 16.0072%.
Report is 2 commits behind head on master.
The diff coverage is 0.0000%.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #51867         +/-   ##
=================================================
- Coverage   70.7413%   54.7341%   -16.0072%     
=================================================
  Files          1477       1588        +111     
  Lines        438550     608399     +169849     
=================================================
+ Hits         310236     333002      +22766     
- Misses       108889     252166     +143277     
- Partials      19425      23231       +3806     

Flag	Coverage Δ
integration	36.6657% <0.0000%> (?)
unit	70.4630% <0.0000%> (-0.0807%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	53.9957% <ø> (ø)
parser	∅ <ø> (∅)
br	51.4718% <ø> (+5.6541%)	⬆️

[you06]

Seems this package is not tested, need to figure out why.

[you06]

With this PR:

» go test ./tests/realtikvtest/pipelineddmltest --tags=intest
ok      github.com/pingcap/tidb/tests/realtikvtest/pipelineddmltest     11.298s

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: cfzjywxk, ekexium

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [cfzjywxk,ekexium]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-03-19 04:19:20.203283505 +0000 UTC m=+1350387.225529892: ☑️ agreed by ekexium.
• 2024-03-19 05:34:55.975215483 +0000 UTC m=+1354922.997461872: ☑️ agreed by cfzjywxk.