ddl: fix a bug that create table with vector index and gbk charset column

[zimulala]

What problem does this PR solve?

Issue Number: close #56549

Problem Summary:

What changed and how does it work?

• Add isTableTiFlashSupported check
• Unify unsupported set TiFlash replica error messages.

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 @zimulala. Thanks for your PR.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 57.1982%. Comparing base (1946f92) to head (ac559e5).
Report is 23 commits behind head on master.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #56585         +/-   ##
=================================================
- Coverage   73.3506%   57.1982%   -16.1525%     
=================================================
  Files          1628       1778        +150     
  Lines        449546     637682     +188136     
=================================================
+ Hits         329745     364743      +34998     
- Misses        99570     247878     +148308     
- Partials      20231      25061       +4830     

Flag	Coverage Δ
integration	39.3119% <33.3333%> (?)
unit	72.7098% <100.0000%> (+0.2443%)	⬆️

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	63.1769% <ø> (+17.5984%)	⬆️

[zimulala]

/retest-required

[tiprow]

@zimulala: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

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/retest-required

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Defined2014, wjhuang2016

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Needs approval from an approver in each of these files:

• OWNERS [Defined2014,wjhuang2016]
• pkg/ddl/OWNERS [wjhuang2016]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-10-12 02:32:44.494650292 +0000 UTC m=+65561.643560116: ☑️ agreed by Defined2014.
• 2024-10-12 07:58:32.037804948 +0000 UTC m=+85109.186714777: ☑️ agreed by wjhuang2016.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-8.4: #56637.