infoschema: set the correct type for REMAINING_SECONDS (#50421)

[ti-chi-bot]

This is an automated cherry-pick of #50421

What problem does this PR solve?

Issue Number: close #48835

Problem Summary:

What changed and how does it work?

It should be varchar instead of int64.

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.

Fix the issue that users can not select data from the `information_schema.analyze_status` table

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-01-19 10:28:32.747835857 +0000 UTC m=+524554.312133580: ☑️ agreed by hawkingrei.
• 2024-01-19 11:28:57.371394473 +0000 UTC m=+528178.935692173: ☑️ agreed by hi-rustin.

[Rustin170506]

/retest

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-7.6@d98ec8e). Click here to learn what that means.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-7.6     #50596   +/-   ##
================================================
  Coverage               ?   70.0203%           
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  Files                  ?       1436           
  Lines                  ?     419235           
  Branches               ?          0           
================================================
  Hits                   ?     293550           
  Misses                 ?     105385           
  Partials               ?      20300           

Flag	Coverage Δ
unit	70.0203% <0.0000%> (?)

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

Components	Coverage Δ
dumpling	54.0269% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	49.6811% <0.0000%> (?)

[fixdb]

+1

[ywqzzy]

/lgtm

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: fixdb, hawkingrei, hi-rustin, ywqzzy

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