Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

executor: reset the related session vars for both INSERT and REPLACE (#40354) #40382

Merged

Conversation

ti-chi-bot
Copy link
Member

This is an automated cherry-pick of #40354

What problem does this PR solve?

Issue Number: close #40351

Problem Summary:

We only reset the CurrInsertBatchExtraCols in INSERT and forgot to reset it in REPLACE. So it will cause panic in a long session.

What is changed and how it works?

Move the reset to the func ResetContextOfStmt , making sure they are always reset.

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

Please refer to Release Notes Language Style Guide to write a quality release note.

Fix the case that INSERT/REPLACE might panic in a long session connection

Signed-off-by: ti-chi-bot <ti-community-prow-bot@tidb.io>
@ti-chi-bot
Copy link
Member Author

ti-chi-bot commented Jan 6, 2023

[REVIEW NOTIFICATION]

This pull request has been approved by:

  • cfzjywxk
  • ekexium

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

The full list of commands accepted by this bot can be found here.

Reviewer can indicate their review by submitting an approval review.
Reviewer can cancel approval by submitting a request changes review.

@ti-chi-bot ti-chi-bot added release-note Denotes a PR that will be considered when it comes time to generate release notes. do-not-merge/cherry-pick-not-approved size/S Denotes a PR that changes 10-29 lines, ignoring generated files. type/cherry-pick-for-release-6.5 This PR is cherry-picked to release-6.5 from a source PR. labels Jan 6, 2023
@wuhuizuo
Copy link
Contributor

/hold high priority for trunk branch

@ti-chi-bot ti-chi-bot added the do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. label Feb 10, 2023
@ti-chi-bot
Copy link
Member Author

/unhold

@ti-chi-bot ti-chi-bot removed the do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. label Feb 10, 2023
@VelocityLight VelocityLight added cherry-pick-approved Cherry pick PR approved by release team. and removed do-not-merge/cherry-pick-not-approved labels Feb 13, 2023
@cfzjywxk
Copy link
Contributor

@winoros @zyguan @ekexium @you06 PTAL

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Feb 13, 2023
@ti-chi-bot ti-chi-bot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Feb 13, 2023
@cfzjywxk
Copy link
Contributor

/merge

@ti-chi-bot
Copy link
Member Author

This pull request has been accepted and is ready to merge.

Commit hash: 57a0a00

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Feb 13, 2023
@ti-chi-bot ti-chi-bot merged commit 0579a3d into pingcap:release-6.5 Feb 13, 2023
@VelocityLight VelocityLight added do-not-merge/cherry-pick-not-approved cherry-pick-approved Cherry pick PR approved by release team. and removed cherry-pick-approved Cherry pick PR approved by release team. do-not-merge/cherry-pick-not-approved labels Mar 13, 2023
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
cherry-pick-approved Cherry pick PR approved by release team. release-note Denotes a PR that will be considered when it comes time to generate release notes. size/S Denotes a PR that changes 10-29 lines, ignoring generated files. status/can-merge Indicates a PR has been approved by a committer. status/LGT2 Indicates that a PR has LGTM 2. type/cherry-pick-for-release-6.5 This PR is cherry-picked to release-6.5 from a source PR.
Projects
None yet
Development

Successfully merging this pull request may close these issues.

6 participants