planner: add memo_expr to represent the unified logical op and group expression

[AilinKid]

What problem does this PR solve?

Issue Number: ref #51664

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 @AilinKid. Thanks for your PR.

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 17 lines in your changes missing coverage. Please review.

Project coverage is 56.5164%. Comparing base (c550aae) to head (4a4b6d9).
Report is 28 commits behind head on master.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #56961         +/-   ##
=================================================
- Coverage   73.3393%   56.5164%   -16.8230%     
=================================================
  Files          1636       1776        +140     
  Lines        453658     637760     +184102     
=================================================
+ Hits         332710     360439      +27729     
- Misses       100561     253050     +152489     
- Partials      20387      24271       +3884     

Flag	Coverage Δ
integration	37.1671% <ø> (?)
unit	72.5013% <0.0000%> (-0.0504%)	⬇️

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

Components	Coverage Δ
dumpling	52.9478% <ø> (ø)
parser	∅ <ø> (∅)
br	52.6437% <ø> (+6.6671%)	⬆️

[hawkingrei]

/ok-to-test

[AilinKid]

/retest

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei, qw4990

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• pkg/planner/OWNERS [hawkingrei,qw4990]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-10-30 05:52:11.292908005 +0000 UTC m=+415444.132063547: ☑️ agreed by hawkingrei.
• 2024-10-30 06:12:52.543991641 +0000 UTC m=+416685.383147184: ☑️ agreed by qw4990.