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statistics: fix estimation error when ranges are too many and modify count is large (#40472)#40514

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ti-chi-bot merged 7 commits intopingcap:release-6.5from
ti-chi-bot:cherry-pick-40472-to-release-6.5
Feb 14, 2023
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statistics: fix estimation error when ranges are too many and modify count is large (#40472)#40514
ti-chi-bot merged 7 commits intopingcap:release-6.5from
ti-chi-bot:cherry-pick-40472-to-release-6.5

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@ti-chi-bot ti-chi-bot commented Jan 11, 2023

This is an automated cherry-pick of #40472

What problem does this PR solve?

Issue Number: close #39593

Problem Summary:

What is changed and how it works?

Fix wrong calculation logic in (*Index).GetRowCount

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.

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ti-chi-bot commented Jan 11, 2023 •
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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • Reminiscent
  • time-and-fate

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
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@ti-chi-bot ti-chi-bot added do-not-merge/cherry-pick-not-approved release-note-none Denotes a PR that doesn't merit a release note. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. type/cherry-pick-for-release-6.5 This PR is cherry-picked to release-6.5 from a source PR. labels Jan 11, 2023
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time-and-fate commented Jan 11, 2023

/retest

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time-and-fate commented Jan 11, 2023

/retest

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time-and-fate commented Jan 11, 2023

/retest

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time-and-fate commented Jan 11, 2023

/retest

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time-and-fate commented Jan 12, 2023

/retest

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time-and-fate commented Jan 12, 2023

/retest

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time-and-fate commented Jan 12, 2023

/retest

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Jan 12, 2023
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ti-chi-bot commented Jan 12, 2023

@winoros: Thanks for your review. The bot only counts approvals from reviewers and higher roles in list, but you're still welcome to leave your comments.

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winoros commented Jan 12, 2023

/merge

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ti-chi-bot commented Jan 12, 2023

@winoros: /merge is only allowed for the committers, you can assign this pull request to the committer in list by filling /assign @committer in the comment to help merge this pull request.

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/merge

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@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Jan 12, 2023
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wuhuizuo commented Feb 10, 2023

/hold high priority for trunk branch

@ti-chi-bot ti-chi-bot added the do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. label Feb 10, 2023
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ti-chi-bot commented Feb 10, 2023

/unhold

@ti-chi-bot ti-chi-bot removed the do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. label Feb 10, 2023
@VelocityLight VelocityLight added cherry-pick-approved Cherry pick PR approved by release team. and removed do-not-merge/cherry-pick-not-approved labels Feb 13, 2023
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qw4990 commented Feb 14, 2023

/merge

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ti-chi-bot commented Feb 14, 2023

This pull request has been accepted and is ready to merge.

DetailsCommit hash: 9080369

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Feb 14, 2023
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qw4990 commented Feb 14, 2023

/rebuild

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qw4990 commented Feb 14, 2023

/retest build

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ti-chi-bot commented Feb 14, 2023

@qw4990: The /retest command does not accept any targets.
The following commands are available to trigger required jobs:

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qw4990 commented Feb 14, 2023

/retest

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qw4990 commented Feb 14, 2023

/test build

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time-and-fate commented Feb 14, 2023

/test build

@ti-chi-bot ti-chi-bot merged commit 0aa864d into pingcap:release-6.5 Feb 14, 2023
@VelocityLight VelocityLight added do-not-merge/cherry-pick-not-approved cherry-pick-approved Cherry pick PR approved by release team. and removed cherry-pick-approved Cherry pick PR approved by release team. do-not-merge/cherry-pick-not-approved labels Mar 13, 2023
@ti-chi-bot ti-chi-bot deleted the cherry-pick-40472-to-release-6.5 branch April 15, 2025 08:08
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Reviewers

@winoros winoros winoros approved these changes

@time-and-fate time-and-fate time-and-fate approved these changes

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@Reminiscent Reminiscent Reminiscent approved these changes

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cherry-pick-approved Cherry pick PR approved by release team. release-note-none Denotes a PR that doesn't merit a release note. size/L Denotes a PR that changes 100-499 lines, ignoring generated files. status/can-merge Indicates a PR has been approved by a committer. status/LGT2 Indicates that a PR has LGTM 2. type/cherry-pick-for-release-6.5 This PR is cherry-picked to release-6.5 from a source PR.

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