planner: move physical opt and cost misc to util and split plan interface

[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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[hawkingrei]

/ok-to-test

[ti-chi-bot]

PR needs rebase.

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[AilinKid]

here we just move single rootTask struct out of this file temproary, because the task interface defined below has used the *rootTask.

in next several pull requests, all the task type here, will be moved out into one same task pkg place, dependent of core pkg

[AilinKid]

/retest

[codecov]

Codecov Report

Merging #52224 (120a939) into master (e540f0f) will increase coverage by 2.2506%.
Report is 3 commits behind head on master.
The diff coverage is 92.3387%.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #52224        +/-   ##
================================================
+ Coverage   72.2050%   74.4557%   +2.2506%     
================================================
  Files          1467       1470         +3     
  Lines        427020     427822       +802     
================================================
+ Hits         308330     318538     +10208     
+ Misses        99515      89452     -10063     
- Partials      19175      19832       +657     

Flag	Coverage Δ
integration	48.8618% <85.2822%> (?)
unit	71.1120% <90.1209%> (+0.0167%)	⬆️

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

Components	Coverage Δ
dumpling	53.9957% <ø> (ø)
parser	∅ <ø> (∅)
br	49.9127% <ø> (+8.8104%)	⬆️

[winoros]

cost_misc.go and opt_tracer.go

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-04-09 13:18:03.570108788 +0000 UTC m=+968345.097649333: ☑️ agreed by winoros.
• 2024-04-09 13:19:27.032243985 +0000 UTC m=+968428.559784531: ✖️🔁 reset by winoros.
• 2024-04-10 09:48:17.138942819 +0000 UTC m=+1042158.666483368: ☑️ agreed by hawkingrei.
• 2024-04-10 12:33:48.160950054 +0000 UTC m=+1052089.688490599: ☑️ agreed by winoros.

[ti-chi-bot]

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

Test name	Commit	Details	Required	Rerun command
pull-lightning-integration-test	3c7dae8	link	true	/test pull-lightning-integration-test

Full PR test history. Your PR dashboard.

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[AilinKid]

/test check-dev

[tiprow]

@AilinKid: The specified target(s) for /test were not found.
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Use /test all to run all jobs.

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