planner: fix incorrect maintenance of `handleColHelper` for recursive CTE

[time-and-fate]

What problem does this PR solve?

Issue Number: close #55666

Problem Summary:

What changed and how does it work?

Check List

Tests

• [ ] Unit test
• [x] 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[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 56.1953%. Comparing base (e9124dd) to head (c9d0d47). Report is 4 commits behind head on master.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #55732         +/-   ##
=================================================
- Coverage   72.8514%   56.1953%   -16.6561%     
=================================================
  Files          1601       1729        +128     
  Lines        445302     622110     +176808     
=================================================
+ Hits         324409     349597      +25188     
- Misses       100894     248845     +147951     
- Partials      19999      23668       +3669     

Flag	Coverage Δ
integration	37.4003% <100.0000%> (?)
unit	72.1316% <100.0000%> (+0.1704%)	:arrow_up:

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

Components	Coverage Δ
dumpling	52.9567% <ø> (ø)
parser	∅ <ø> (∅)
br	52.8045% <ø> (+7.0278%)	:arrow_up:

[XuHuaiyu]

Please add a description of how to handle CTE in the comments for the handleHelper attribute.

[time-and-fate]

/retest

[ti-chi-bot[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Rustin170506, winoros

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Needs approval from an approver in each of these files:

• ~~OWNERS~~ [Rustin170506,winoros]
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[ti-chi-bot[bot]]

[LGTM Timeline notifier]

Timeline:

• 2024-09-04 06:59:30.400385092 +0000 UTC m=+427694.918438014: :ballot_box_with_check: agreed by Rustin170506.
• 2024-09-05 17:34:32.032588724 +0000 UTC m=+552196.550641648: :ballot_box_with_check: agreed by winoros.

[time-and-fate]

/retest

[time-and-fate]

/retest

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-6.5: #55896.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-7.1: #55897.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-7.5: #55898.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-8.1: #55899.