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br: skip template system table __TiDB_BR_Temporary_mysql when backup (#41000)#41248

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br: skip template system table __TiDB_BR_Temporary_mysql when backup (#41000)#41248
ti-chi-bot wants to merge 2 commits intopingcap:release-6.1from
ti-chi-bot:cherry-pick-41000-to-release-6.1

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@ti-chi-bot ti-chi-bot commented Feb 9, 2023

This is an automated cherry-pick of #41000

What problem does this PR solve?

Issue Number: close #40797

Problem Summary:
The process of br restore panic because of the duplicate template system table in __TiDB_BR_Temporary_mysql.

What is changed and how it works?

Skip template system table __TiDB_BR_Temporary_mysql when backup.

Check List

Tests

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

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.

Skip template system table __TiDB_BR_Temporary_mysql when backup.

joccau added 2 commits February 9, 2023 15:54
@ti-chi-bot ti-chi-bot mentioned this pull request Feb 9, 2023
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ti-chi-bot commented Feb 9, 2023

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@ti-chi-bot ti-chi-bot added release-note Denotes a PR that will be considered when it comes time to generate release notes. do-not-merge/cherry-pick-not-approved size/S Denotes a PR that changes 10-29 lines, ignoring generated files. type/cherry-pick-for-release-6.1 This PR is cherry-picked to release-6.1 from a source PR. labels Feb 9, 2023
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ti-chi-bot commented Feb 9, 2023

@ti-chi-bot: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name Commit Details Required Rerun command
idc-jenkins-ci-tidb/check_dev_2 a75f381 link true /test check-dev2
idc-jenkins-ci-tidb/unit-test a75f381 link true /test unit-test

Full PR test history. Your PR dashboard.

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@VelocityLight VelocityLight added cherry-pick-approved Cherry pick PR approved by release team. do-not-merge/cherry-pick-not-approved and removed do-not-merge/cherry-pick-not-approved cherry-pick-approved Cherry pick PR approved by release team. labels Mar 29, 2023
@VelocityLight VelocityLight added cherry-pick-approved Cherry pick PR approved by release team. and removed do-not-merge/cherry-pick-not-approved labels Mar 29, 2023
@ti-chi-bot ti-chi-bot deleted the cherry-pick-41000-to-release-6.1 branch April 15, 2025 08:09
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cherry-pick-approved Cherry pick PR approved by release team. release-note Denotes a PR that will be considered when it comes time to generate release notes. size/S Denotes a PR that changes 10-29 lines, ignoring generated files. type/cherry-pick-for-release-6.1 This PR is cherry-picked to release-6.1 from a source PR.

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