planner: fix the slow test TestIntersectionWithDifferentConcurrency

[qw4990]

What problem does this PR solve?

Issue Number: close #47326

Problem Summary: planner: fix the slow test TestIntersectionWithDifferentConcurrency

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

[tiprow[bot]]

Hi @qw4990. Thanks for your PR.

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[ti-chi-bot[bot]]

[LGTM Timeline notifier]

Timeline:

• 2024-04-29 07:54:02.967529999 +0000 UTC m=+257396.724665572: :ballot_box_with_check: agreed by time-and-fate.
• 2024-04-29 08:03:55.62168277 +0000 UTC m=+257989.378818342: :ballot_box_with_check: agreed by AilinKid.

[ti-chi-bot[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: AilinKid, elsa0520, time-and-fate

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/pingcap/tidb/blob/master/OWNERS)~~ [AilinKid,elsa0520,time-and-fate] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[codecov[bot]]

Codecov Report

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

Project coverage is 55.7286%. Comparing base (5333ac3) to head (3892df2).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #52976 +/- ## ================================================= - Coverage 72.3746% 55.7286% -16.6460% ================================================= Files 1482 1595 +113 Lines 428762 598421 +169659 ================================================= + Hits 310315 333492 +23177 - Misses 99149 241882 +142733 - Partials 19298 23047 +3749 ``` | [Flag](https://app.codecov.io/gh/pingcap/tidb/pull/52976/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | Coverage Δ | | |---|---|---| | [integration](https://app.codecov.io/gh/pingcap/tidb/pull/52976/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | `37.0268% <ø> (?)` | | | [unit](https://app.codecov.io/gh/pingcap/tidb/pull/52976/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | `71.2121% <ø> (+0.0019%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap#carryforward-flags-in-the-pull-request-comment) to find out more. | [Components](https://app.codecov.io/gh/pingcap/tidb/pull/52976/components?src=pr&el=components&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | Coverage Δ | | |---|---|---| | [dumpling](https://app.codecov.io/gh/pingcap/tidb/pull/52976/components?src=pr&el=component&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | `53.9957% <ø> (ø)` | | | [parser](https://app.codecov.io/gh/pingcap/tidb/pull/52976/components?src=pr&el=component&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | `∅ <ø> (∅)` | | | [br](https://app.codecov.io/gh/pingcap/tidb/pull/52976/components?src=pr&el=component&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=pingcap) | `50.0184% <ø> (+8.8403%)` | :arrow_up: |

[qw4990]

/retest

[tiprow[bot]]

@qw4990: Cannot trigger testing until a trusted user reviews the PR and leaves an /ok-to-test message.

In response to [this](https://github.com/pingcap/tidb/pull/52976#issuecomment-2082152708): >/retest Instructions for interacting with me using PR comments are available [here](https://git.k8s.io/community/contributors/guide/pull-requests.md). If you have questions or suggestions related to my behavior, please file an issue against the [kubernetes/test-infra](https://github.com/kubernetes/test-infra/issues/new?title=Prow%20issue:) repository.