executor: fix select wrong partition for hash partition table

[Defined2014]

What problem does this PR solve?

Issue Number: close #50044, close #49842

Problem Summary: Caused by #49853, I made a mistake about mathutil.Abs and select a wrong partiton for hash partition table.

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 @Defined2014. Thanks for your PR.

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[codecov]

Codecov Report

Merging #50045 (812c285) into master (965ad8a) will decrease coverage by 3.4242%.
Report is 23 commits behind head on master.
The diff coverage is 100.0000%.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #50045        +/-   ##
================================================
- Coverage   71.9829%   68.5587%   -3.4242%     
================================================
  Files          1438       1441         +3     
  Lines        345739     412118     +66379     
================================================
+ Hits         248873     282543     +33670     
- Misses        76650     110505     +33855     
+ Partials      20216      19070      -1146     

Flag	Coverage Δ
integration	43.8522% <100.0000%> (?)
unit	71.9827% <ø> (-0.0002%)	⬇️

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

Components	Coverage Δ
dumpling	56.3129% <ø> (ø)
parser	∅ <ø> (∅)
br	42.9185% <ø> (-8.7358%)	⬇️

[Defined2014]

/test check-dev

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[bb7133]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: bb7133, tiancaiamao

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-01-04 02:55:10.958037351 +0000 UTC m=+2312001.995264276: ☑️ agreed by tiancaiamao.
• 2024-01-04 04:35:02.321337359 +0000 UTC m=+2317993.358564306: ☑️ agreed by bb7133.

[Defined2014]

/test unit-test

[tiprow]

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/test unit-test

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