planner: push necessary predicates without virtual column down through UnionScan

[qw4990]

What problem does this PR solve?

Issue Number: close #54870

Problem Summary: planner: push necessary predicates without virtual column down through UnionScan

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 @qw4990. Thanks for your PR.

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[AilinKid]

Does this txn need to be rolled back or committed here?

[hawkingrei]

/retest

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-07-29 04:03:29.326251824 +0000 UTC m=+155725.606299893: ☑️ agreed by AilinKid.
• 2024-07-29 05:16:03.578170668 +0000 UTC m=+160079.858218736: ☑️ agreed by hawkingrei.

[codecov]

Codecov Report

Attention: Patch coverage is 72.72727% with 3 lines in your changes missing coverage. Please review.

Project coverage is 74.2273%. Comparing base (7cdf918) to head (96258b0).
Report is 1 commits behind head on master.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #54985        +/-   ##
================================================
+ Coverage   72.8407%   74.2273%   +1.3865%     
================================================
  Files          1560       1560                
  Lines        438616     438623         +7     
================================================
+ Hits         319491     325578      +6087     
+ Misses        99541      92985      -6556     
- Partials      19584      20060       +476     

Flag	Coverage Δ
integration	28.0652% <72.7272%> (?)

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	52.5555% <ø> (+6.6764%)	⬆️

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-7.1: #54990.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-8.1: #54991.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-7.5: #54992.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-6.5: #55015.