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statistics: drop stats should delete topn (#18160) #19465

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merged 6 commits into from
Sep 1, 2020

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cherry-pick #18160 to release-4.0


What problem does this PR solve?

close: #18161

Problem Summary: As the title says.

What is changed and how it works?

What's Changed: delete topn from kv when drop stats.

Related changes

  • Need to cherry-pick to the release branch

Check List

Tests

  • Unit test
  • Integration test

Side effects

  • Performance regression
    • Consumes more CPU

Release note

  • drop stats should delete topn.

Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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/run-all-tests

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lgtm

@ti-srebot ti-srebot added the status/LGT1 Indicates that a PR has LGTM 1. label Aug 26, 2020
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LGTM

@ti-srebot ti-srebot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Aug 26, 2020
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/merge

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Sorry @zz-jason, you don't have permission to trigger auto merge event on this branch.
The version releasement is in progress.

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zz-jason commented Sep 1, 2020

/merge

@ti-srebot ti-srebot added the status/can-merge Indicates a PR has been approved by a committer. label Sep 1, 2020
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Your auto merge job has been accepted, waiting for:

  • 19048
  • 19491
  • 18950
  • 18801
  • 19566
  • 19268
  • 19445
  • 19291
  • 19518
  • 19452
  • 19439

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zz-jason commented Sep 1, 2020

/merge

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Your auto merge job has been accepted, waiting for:

  • 19518
  • 19452
  • 19439
  • 19491
  • 18950
  • 18801
  • 19445
  • 19518
  • 19452
  • 19439

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/run-all-tests

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@ti-srebot merge failed.

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zz-jason commented Sep 1, 2020

/merge

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Your auto merge job has been accepted, waiting for:

  • 19445
  • 19518
  • 19452
  • 19439
  • 19628
  • 19611
  • 19577
  • 19559
  • 19614
  • 19546
  • 19049
  • 18997
  • 18696
  • 18760
  • 19215
  • 19454
  • 18801
  • 19445
  • 19452
  • 19439

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/run-all-tests

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@ti-srebot merge failed.

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zz-jason commented Sep 1, 2020

/merge

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Your auto merge job has been accepted, waiting for:

  • 18696
  • 18760
  • 19215
  • 19454
  • 18801
  • 19445
  • 19452
  • 19439
  • 19611
  • 19577
  • 19559
  • 19614
  • 19049
  • 18997
  • 18696
  • 18760
  • 19215
  • 19454
  • 18801
  • 19445
  • 19452

@ti-srebot
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/run-all-tests

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@ti-srebot merge failed.

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/run-all-tests

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@ti-srebot merge failed.

@zz-jason
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zz-jason commented Sep 1, 2020

/merge

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Your auto merge job has been accepted, waiting for:

  • 19559
  • 19614
  • 19049
  • 18997
  • 18696
  • 18760
  • 19215
  • 19454
  • 19601
  • 18801
  • 18696
  • 18760
  • 19049
  • 19452
  • 19454

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/run-all-tests

@ti-srebot ti-srebot merged commit c78d6c8 into pingcap:release-4.0 Sep 1, 2020
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4 participants