executor: fix index out of range bug in hash join v2

[windtalker]

What problem does this PR solve?

Issue Number: ref #53127

Problem Summary:
Fix a bug introduced by #55525

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]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 55.9797%. Comparing base (3578e29) to head (a7c4b61).
Report is 6 commits behind head on master.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #55864         +/-   ##
=================================================
- Coverage   72.8509%   55.9797%   -16.8713%     
=================================================
  Files          1598       1723        +125     
  Lines        444454     619912     +175458     
=================================================
+ Hits         323789     347025      +23236     
- Misses       100741     249314     +148573     
- Partials      19924      23573       +3649     

Flag	Coverage Δ
integration	37.2571% <100.0000%> (?)
unit	71.9644% <100.0000%> (-0.0063%)	⬇️

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

Components	Coverage Δ
dumpling	52.9567% <ø> (ø)
parser	∅ <ø> (∅)
br	52.8575% <ø> (+7.0842%)	⬆️

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: wshwsh12, XuHuaiyu

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-09-05 02:31:55.286803145 +0000 UTC m=+498039.804856062: ☑️ agreed by wshwsh12.
• 2024-09-05 03:17:17.709900913 +0000 UTC m=+500762.227953833: ☑️ agreed by XuHuaiyu.

[tiprow]

@windtalker: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

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[windtalker]

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