session: upgrade from old cluster infoschema v2 should not be used (#56545)

[ti-chi-bot]

This is an automated cherry-pick of #56545

What problem does this PR solve?

Issue Number: close #56544

Problem Summary:

What changed and how does it work?

Upgrade from old version tidb, infoschema v2 should not be used.

Check List

Tests

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

See the steps described in the issue.

• 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

[codecov]

Codecov Report

Attention: Patch coverage is 40.00000% with 3 lines in your changes missing coverage. Please review.

Please upload report for BASE (release-8.4@2205f33). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-8.4     #56738   +/-   ##
================================================
  Coverage               ?   56.3203%           
================================================
  Files                  ?       1751           
  Lines                  ?     628384           
  Branches               ?          0           
================================================
  Hits                   ?     353908           
  Misses                 ?     250498           
  Partials               ?      23978           

Flag	Coverage Δ
integration	36.9218% <0.0000%> (?)
unit	72.5144% <40.0000%> (?)

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

Components	Coverage Δ
dumpling	52.9478% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	52.3837% <0.0000%> (?)

[tiancaiamao]

/retest

[tiancaiamao]

/test check-dev

[tiprow]

@tiancaiamao: No presubmit jobs available for pingcap/[email protected]

In response to this:

/test check-dev

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 kubernetes-sigs/prow repository.

[GMHDBJD]

LGTM

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-10-21 11:48:26.25580732 +0000 UTC m=+265306.952597950: ☑️ agreed by GMHDBJD.
• 2024-10-22 02:16:59.126162303 +0000 UTC m=+317419.822952913: ☑️ agreed by tiancaiamao.

[GMHDBJD]

LGTM

[yudongusa]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: 3pointer, GMHDBJD, tiancaiamao, yudongusa

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Needs approval from an approver in each of these files:

• br/OWNERS [3pointer]
• pkg/session/OWNERS [yudongusa]

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