statstics: reuse fmsketch (#47070)

[ti-chi-bot]

This is an automated cherry-pick of #47070

What problem does this PR solve?

Issue Number: close #47071

Problem Summary:

What is changed and how it works?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)

before:

after:

• 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.

None

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei, qw4990

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• OWNERS [hawkingrei,qw4990]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-12-19 03:38:23.175486065 +0000 UTC m=+932194.212713016: ☑️ agreed by hawkingrei.
• 2023-12-19 03:53:00.821974928 +0000 UTC m=+933071.859201855: ☑️ agreed by qw4990.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-6.5@10caef0). Click here to learn what that means.
The diff coverage is n/a.

Additional details and impacted files

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