Remove useless RSOperator & refactor function parseTiCompareExpr

[Lloyd-Pottiger]

What problem does this PR solve?

Issue Number: ref #6233

Problem Summary:

What is changed and how it works?

In TiDB, NotIn -> Not(In), NotLike -> Not(Like), so remove NotIn and NotLike

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

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

None

[JaySon-Huang]

LGTM

[Lloyd-Pottiger]

/run-all-tests

[Lloyd-Pottiger]

/run-all-tests

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2023-10-18 09:45:20.277714042 +0000 UTC m=+1823117.864824180: ☑️ agreed by JaySon-Huang.
• 2023-10-19 03:35:36.530211528 +0000 UTC m=+1887334.117321672: ☑️ agreed by JinheLin.

[JaySon-Huang]

/approve

[ti-chi-bot]

@JaySon-Huang: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

• Currently the CI jobs are not prow job style, we need it to notify Jenkins server to run them.
• If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: JaySon-Huang, JinheLin

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• OWNERS [JaySon-Huang,JinheLin]

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[ti-chi-bot]

@Lloyd-Pottiger: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

trigger some heavy tests which will not run always when PR updated.

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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 ti-community-infra/tichi repository.