cdc/sink: buffer sink manage checkpoint ts per table

[sdojjy]

What problem does this PR solve?

To fix the bug of #3503 , we should manage table checkpoint per table in the sink, this is PR is a part of the fix. In this PR, buffer manage checkpointTs per table

What is changed and how it works?

Check List

Tests

• Unit test
• Integration test

Release note

 `None`.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• asddongmen
• overvenus

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[codecov-commenter]

Codecov Report

Merging #3625 (baf3105) into master (eed6f9b) will increase coverage by 0.2325%.
The diff coverage is 73.7313%.

Flag	Coverage Δ
cdc	58.8615% <73.7313%> (+0.4243%)	⬆️
dm	56.4233% <ø> (+0.0481%)	⬆️

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

@@               Coverage Diff                @@
##             master      #3625        +/-   ##
================================================
+ Coverage   57.3452%   57.5777%   +0.2325%     
================================================
  Files           460        461         +1     
  Lines         54927      55247       +320     
================================================
+ Hits          31498      31810       +312     
- Misses        20180      20182         +2     
- Partials       3249       3255         +6     

[overvenus]

LGTM

[liuzix]

/run-integration-tests

[overvenus]

/merge

[ti-chi-bot]

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

Commit hash: 0b67675

[sdojjy]

/run-integration-tests
/run-kafka-integration-test
/run-dm-integration-test

[sdojjy]

/run-dm-compatibility-test

[sdojjy]

/run-all-tests

[sdojjy]

/run-dm-integration-test

[ti-chi-bot]

@sdojjy: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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[sdojjy]

/run-verify-test