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planner: clone possible properties before saving them #24204

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merged 1 commit into from
Apr 28, 2021

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eurekaka
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What problem does this PR solve?

Issue Number: close #24045

Problem Summary:

Planner reports error when compiling a query.

What is changed and how it works?

What's Changed:

Clone the columns in the possible properties before saving them in LogicalAggregation / LogicalJoin, otherwise if these properties pass through upper LogicalProjection, the columns below may be modified, and lead to panic.

Related changes

N/A

Check List

Tests

  • Unit test

Side effects

  • Performance regression
    • Consumes more MEM

Release note

  • Fix panic when building plan for a query containing HAVING clause.

@eurekaka eurekaka added type/bugfix This PR fixes a bug. sig/planner SIG: Planner labels Apr 22, 2021
@eurekaka eurekaka requested a review from a team as a code owner April 22, 2021 09:12
@eurekaka eurekaka requested review from lzmhhh123 and removed request for a team April 22, 2021 09:12
@ti-chi-bot ti-chi-bot added the size/M Denotes a PR that changes 30-99 lines, ignoring generated files. label Apr 22, 2021
@eurekaka eurekaka requested review from time-and-fate and winoros and removed request for lzmhhh123 April 22, 2021 09:13
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/run-unit-tests

@ichn-hu ichn-hu mentioned this pull request Apr 22, 2021
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/lgtm

@ti-chi-bot ti-chi-bot added the status/LGT1 Indicates that a PR has LGTM 1. label Apr 28, 2021
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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • time-and-fate
  • winoros

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.

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Reviewer can indicate their review by writing /lgtm in a comment.
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@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 Apr 28, 2021
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winoros commented Apr 28, 2021

/merge

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

Commit hash: f42f830c51f92e8b73c5536df1ecdc4d5657fa76

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Apr 28, 2021
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/run-mybatis-test

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/run-check_dev_2
/run-unit-test

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/run-unit-test

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/merge

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sre-bot commented Apr 28, 2021

Please follow PR Title Format:

  • pkg [, pkg2, pkg3]: what's changed

Or if the count of mainly changed packages are more than 3, use

  • *: what's changed

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cherry pick to release-5.0 in PR #24489

eurekaka added a commit to ti-srebot/tidb that referenced this pull request May 8, 2021
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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needs-cherry-pick-release-5.0 sig/planner SIG: Planner size/M Denotes a PR that changes 30-99 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/bugfix This PR fixes a bug.
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Unexpected query result with server error
7 participants