planner: remove some useless code in the binding package

[qw4990]

What problem does this PR solve?

Issue Number: ref #48875

Problem Summary: planner: remove some useless code in the binding package

What changed and how does it work?

planner: remove some useless code in the binding package

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 @qw4990. Thanks for your PR.

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[codecov]

Codecov Report

Merging #49250 (7489669) into master (be62f75) will increase coverage by 1.0225%.
The diff coverage is 52.1739%.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #49250        +/-   ##
================================================
+ Coverage   71.0499%   72.0725%   +1.0225%     
================================================
  Files          1368       1406        +38     
  Lines        402241     413120     +10879     
================================================
+ Hits         285792     297746     +11954     
- Misses        96570      96588        +18     
+ Partials      19879      18786      -1093     

Flag	Coverage Δ
integration	43.6854% <52.1739%> (?)
unit	71.0521% <ø> (+0.0021%)	⬆️

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

Components	Coverage Δ
dumpling	53.9663% <ø> (ø)
parser	∅ <ø> (∅)
br	48.2512% <ø> (-4.6804%)	⬇️

[EmmyMiao87]

LGTM

[ti-chi-bot]

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In response to this:

LGTM

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[tangenta]

Will this block h.sPool.Get() when there are a lot of errors?

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-12-07 07:14:25.447769546 +0000 UTC m=+1684494.112995742: ☑️ agreed by hawkingrei.
• 2023-12-07 08:16:52.336932622 +0000 UTC m=+1688241.002158818: ☑️ agreed by AilinKid.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: AilinKid, EmmyMiao87, hawkingrei, tangenta

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