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sync-diff-inspector: add hint for check SQL #837

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What problem does this PR solve?

Issue Number: close #836

What is changed and how it works?

  • Add hint force index(index_name) into SQL.
  • Change the logic of finding random split column.

Check List

Tests

  • Unit test
  • Integration test
  • Manual test (add detailed scripts or steps below)
  • No code

Code changes

  • Has exported function/method change
  • Has exported variable/fields change
  • Has interface methods change
  • Has persistent data change

Side effects

  • Possible performance regression
  • Increased code complexity
  • Breaking backward compatibility

Related changes

  • Need to cherry-pick to the release branch
  • Need to update the documentation
  • Need to be included in the release note

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ti-chi-bot bot commented Jan 2, 2025

Adding the "do-not-merge/release-note-label-needed" label because no release-note block was detected, please follow our release note process to remove it.

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ti-chi-bot bot commented Jan 2, 2025

[APPROVALNOTIFIER] This PR is NOT APPROVED

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@ti-chi-bot ti-chi-bot bot added the size/L label Jan 2, 2025
@ti-chi-bot ti-chi-bot bot added size/XL and removed size/L labels Jan 6, 2025
@ti-chi-bot ti-chi-bot bot added size/L and removed size/XL labels Jan 6, 2025
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ti-chi-bot bot commented Jan 6, 2025

@joechenrh: 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-verify 392aea3 link true /test pull-verify

Full PR test history. Your PR dashboard.

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sync_diff_inspector:Add hint use_index when verifying SQL using primary key/unique key paging
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