*: replace exp/maps with std/maps

[hawkingrei]

What problem does this PR solve?

Issue Number: ref #45933

Problem Summary:

What changed and how does it work?

as the title describes.

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.

None

[codecov]

Codecov Report

Merging #49315 (a59b3ee) into master (899dfe8) will increase coverage by 0.9004%.
Report is 1 commits behind head on master.
The diff coverage is n/a.

Additional details and impacted files

@@               Coverage Diff                @@
##             master     #49315        +/-   ##
================================================
+ Coverage   71.0573%   71.9578%   +0.9004%     
================================================
  Files          1368       1408        +40     
  Lines        401992     413948     +11956     
================================================
+ Hits         285645     297868     +12223     
- Misses        96482      97280       +798     
+ Partials      19865      18800      -1065     

Flag	Coverage Δ
integration	43.6900% <ø> (?)
unit	71.0573% <ø> (ø)

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

Components	Coverage Δ
dumpling	53.9663% <ø> (ø)
parser	∅ <ø> (∅)
br	48.0861% <ø> (-4.8651%)	⬇️

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-12-10 12:51:32.340609571 +0000 UTC m=+187783.377836498: ☑️ agreed by lance6716.
• 2023-12-11 01:54:26.116209861 +0000 UTC m=+234757.153436773: ☑️ agreed by zimulala.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: lance6716, xhebox, zimulala

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• OWNERS [lance6716,xhebox,zimulala]
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• pkg/table/OWNERS [zimulala]

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