parser: ignore schema name if WithoutSchemaNameFlag is set when restoring hints

[qw4990]

What problem does this PR solve?

Issue Number: ref #48875

Problem Summary: parser: ignore schema name if WithoutSchemaNameFlag is set when restoring hints

What changed and how does it work?

parser: ignore schema name if WithoutSchemaNameFlag is set when restoring hints

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.

PRs from untrusted users cannot be marked as trusted with /ok-to-test in this repo meaning untrusted PR authors can never trigger tests themselves. Collaborators can still trigger tests on the PR using /test all.

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[hawkingrei]

/ok-to-test

[codecov]

Codecov Report

Merging #49587 (4c05e26) into master (ad1efe4) will increase coverage by 0.4618%.
Report is 1 commits behind head on master.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #49587        +/-   ##
================================================
+ Coverage   71.0028%   71.4646%   +0.4618%     
================================================
  Files          1368       1421        +53     
  Lines        399204     415943     +16739     
================================================
+ Hits         283446     297252     +13806     
- Misses        95973      99890      +3917     
+ Partials      19785      18801       -984     

Flag	Coverage Δ
integration	43.8370% <ø> (?)
unit	71.0025% <ø> (-0.0003%)	⬇️

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	47.3644% <ø> (-5.5178%)	⬇️

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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Needs approval from an approver in each of these files:

• OWNERS [hawkingrei,tangenta]
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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-12-19 09:16:44.091770847 +0000 UTC m=+952495.128997774: ☑️ agreed by hawkingrei.
• 2023-12-19 09:17:24.554615594 +0000 UTC m=+952535.591842521: ☑️ agreed by tangenta.

[qw4990]

/test check-dev2

[tiprow]

@qw4990: The specified target(s) for /test were not found.
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/test check-dev2

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[qw4990]

/cherry-pick release-7.5

[ti-chi-bot]

@qw4990: new pull request created to branch release-7.5: #53433.

In response to this:

/cherry-pick release-7.5

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