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

planner: check full match of each range for BatchPointGet plan (#19456) #19460

Merged
merged 2 commits into from
Aug 26, 2020

Conversation

ti-srebot
Copy link
Contributor

cherry-pick #19456 to release-4.0


What problem does this PR solve?

Issue Number: close #19191

Problem Summary:

Planner chooses BatchPointGet plan while it should not.

What is changed and how it works?

What's Changed:
Check whether each range is a full match for the unique index before considering BatchPointGet plan.

Related changes

  • Need to cherry-pick to the release branch

Check List

Tests

  • Unit test

Side effects

N/A

Release note

  • fix wrong result caused by mistaken usage of batch point get.

@ti-srebot
Copy link
Contributor Author

/run-all-tests

Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
Copy link
Contributor

@lzmhhh123 lzmhhh123 left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

LGTM

@ti-srebot ti-srebot added the status/LGT1 Indicates that a PR has LGTM 1. label Aug 26, 2020
Copy link
Contributor

@XuHuaiyu XuHuaiyu left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

LGTM

@ti-srebot ti-srebot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Aug 26, 2020
@jebter
Copy link

jebter commented Aug 26, 2020

/merge

@ti-srebot ti-srebot added the status/can-merge Indicates a PR has been approved by a committer. label Aug 26, 2020
@ti-srebot
Copy link
Contributor Author

/run-all-tests

@ti-srebot ti-srebot merged commit 7fe8264 into pingcap:release-4.0 Aug 26, 2020
@eurekaka eurekaka deleted the release-4.0-ef51ea8befba branch August 27, 2020 02:34
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
sig/planner SIG: Planner status/can-merge Indicates a PR has been approved by a committer. status/LGT2 Indicates that a PR has LGTM 2. type/bug-fix This PR fixes a bug. type/4.0-cherry-pick
Projects
None yet
Development

Successfully merging this pull request may close these issues.

None yet

5 participants