executor: fix data race in the join.(*hashJoinSpillHelper).generateSpilledValidJoinKey()

[xzhangxian1008]

What problem does this PR solve?

Issue Number: close #60052

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.

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2025-03-13 08:59:21.308457365 +0000 UTC m=+432716.913986287: ☑️ agreed by hawkingrei.

[xzhangxian1008]

/cc @yibin87

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 73.5573%. Comparing base (9e61bd2) to head (68cb460).
Report is 2 commits behind head on master.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #60061        +/-   ##
================================================
+ Coverage   73.1192%   73.5573%   +0.4381%     
================================================
  Files          1706       1706                
  Lines        471381     471421        +40     
================================================
+ Hits         344670     346765      +2095     
+ Misses       105502     103476      -2026     
+ Partials      21209      21180        -29     

Flag	Coverage Δ
integration	42.9200% <25.0000%> (?)
unit	72.3407% <75.0000%> (+0.0279%)	⬆️

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

Components	Coverage Δ
dumpling	52.6910% <ø> (ø)
parser	∅ <ø> (∅)
br	47.1990% <ø> (+0.0055%)	⬆️

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[hawkingrei]

/check-issue-triage-complete

[xzhangxian1008]

/retest

[xzhangxian1008]

/cc @yibin87

[tiprow]

@xzhangxian1008: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to this:

/retest

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