statistics: right deal with error for reading stats from storage

[hawkingrei]

What problem does this PR solve?

Issue Number: ref #57901

Problem Summary:

What changed and how does it work?

if query meets the problem, it will return null error, then it lead to delete stats. it is a bug. so we can first fix this problem first.

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.

right deal with error for reading stats from storage to avoid deleting stats

正确处理取统计信息的异常，来防止 stats 被误删除

[codecov]

Codecov Report

Attention: Patch coverage is 57.14286% with 3 lines in your changes missing coverage. Please review.

Project coverage is 73.9509%. Comparing base (bb9096c) to head (2a0e744).
Report is 3 commits behind head on master.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #58048        +/-   ##
================================================
+ Coverage   73.1711%   73.9509%   +0.7798%     
================================================
  Files          1674       1704        +30     
  Lines        461507     470862      +9355     
================================================
+ Hits         337690     348207     +10517     
+ Misses       103079     101157      -1922     
- Partials      20738      21498       +760     

Flag	Coverage Δ
integration	46.0530% <14.2857%> (?)
unit	72.3637% <57.1428%> (+0.0666%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	52.6910% <ø> (ø)
parser	∅ <ø> (∅)
br	45.9983% <ø> (+0.0150%)	⬆️

[hawkingrei]

/retest

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: AilinKid, time-and-fate

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• pkg/statistics/OWNERS [AilinKid,time-and-fate]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-12-06 07:57:52.560148825 +0000 UTC m=+1400860.179803347: ☑️ agreed by time-and-fate.
• 2024-12-06 08:41:10.435806077 +0000 UTC m=+1403458.055460578: ☑️ agreed by AilinKid.

[hawkingrei]

/cherry-pick release-8.1-20241203-v8.1.1

[hawkingrei]

/cherry-pick 8.5
/cherry-pick 8.1
/cherry-pick 7.5

[ti-chi-bot]

@hawkingrei: cannot checkout 7.5: error checking out 7.5: exit status 1. output: error: pathspec '7.5' did not match any file(s) known to git

In response to this:

/cherry-pick 8.5
/cherry-pick 8.1
/cherry-pick 7.5

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[ti-chi-bot]

@hawkingrei: new pull request created to branch release-8.1-20241203-v8.1.1: #58057.

In response to this:

/cherry-pick release-8.1-20241203-v8.1.1

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[ti-chi-bot]

@hawkingrei: cannot checkout 8.1: error checking out 8.1: exit status 1. output: error: pathspec '8.1' did not match any file(s) known to git

In response to this:

/cherry-pick 8.5
/cherry-pick 8.1
/cherry-pick 7.5

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

[ti-chi-bot]

@hawkingrei: cannot checkout 8.5: error checking out 8.5: exit status 1. output: error: pathspec '8.5' did not match any file(s) known to git

In response to this:

/cherry-pick 8.5
/cherry-pick 8.1
/cherry-pick 7.5

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

[hawkingrei]

/cherry-pick release-8.5
/cherry-pick release-8.1
/cherry-pick release-7.5

[ti-chi-bot]

@hawkingrei: new pull request created to branch release-7.5: #58059.

In response to this:

/cherry-pick release-8.5
/cherry-pick release-8.1
/cherry-pick release-7.5

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[ti-chi-bot]

@hawkingrei: new pull request created to branch release-8.1: #58060.

In response to this:

/cherry-pick release-8.5
/cherry-pick release-8.1
/cherry-pick release-7.5

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[ti-chi-bot]

@hawkingrei: new pull request created to branch release-8.5: #58061.

In response to this:

/cherry-pick release-8.5
/cherry-pick release-8.1
/cherry-pick release-7.5

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[hawkingrei]

/cherrypick rlease-6.5
/cherrypick rlease-7.1

[ti-chi-bot]

@hawkingrei: cannot checkout rlease-6.5: error checking out rlease-6.5: exit status 1. output: error: pathspec 'rlease-6.5' did not match any file(s) known to git

In response to this:

/cherrypick rlease-6.5
/cherrypick rlease-7.1

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[ti-chi-bot]

@hawkingrei: cannot checkout rlease-7.1: error checking out rlease-7.1: exit status 1. output: error: pathspec 'rlease-7.1' did not match any file(s) known to git

In response to this:

/cherrypick rlease-6.5
/cherrypick rlease-7.1

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[hawkingrei]

/cherrypick release-6.5
/cherrypick release-7.1

[ti-chi-bot]

@hawkingrei: new pull request created to branch release-6.5: #58083.

In response to this:

/cherrypick release-6.5
/cherrypick release-7.1

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[ti-chi-bot]

@hawkingrei: new pull request created to branch release-7.1: #58084.

In response to this:

/cherrypick release-6.5
/cherrypick release-7.1

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.