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expression/expression: add pushdown functions#26786

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ti-chi-bot merged 21 commits intopingcap:masterfrom
xzhangxian1008:master
Aug 8, 2021
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expression/expression: add pushdown functions#26786
ti-chi-bot merged 21 commits intopingcap:masterfrom
xzhangxian1008:master

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@xzhangxian1008 xzhangxian1008 commented Aug 2, 2021 •
edited by zanmato1984
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What problem does this PR solve?

Issue Number: close pingcap/tiflash#2334

Problem Summary: add pushdown functions

What is changed and how it works?

What's Changed: add ascii, coalesce, length, position, trim pushdown functions

Check List

Tests

  • Unit test
  • Integration test

Release note 

None

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ti-chi-bot commented Aug 2, 2021 •
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[REVIEW NOTIFICATION]

This pull request has been approved by:

  • windtalker
  • zanmato1984

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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@ti-chi-bot ti-chi-bot added release-note-none Denotes a PR that doesn't merit a release note. size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. labels Aug 2, 2021
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xzhangxian1008 commented Aug 2, 2021

/cc @zanmato1984

@ti-chi-bot ti-chi-bot requested a review from zanmato1984 August 2, 2021 07:06
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zanmato1984 commented Aug 3, 2021

Part of pingcap/tiflash#2424

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zanmato1984 approved these changes Aug 6, 2021
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LGTM

@ti-chi-bot ti-chi-bot added status/LGT1 Indicates that a PR has LGTM 1. needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. labels Aug 6, 2021
@ti-chi-bot ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 6, 2021
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LGTM

@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 Aug 6, 2021
@ti-chi-bot ti-chi-bot added the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 7, 2021
@ti-chi-bot ti-chi-bot removed the needs-rebase Indicates a PR cannot be merged because it has merge conflicts with HEAD. label Aug 7, 2021
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zanmato1984 commented Aug 8, 2021

/merge

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ti-chi-bot commented Aug 8, 2021

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

DetailsCommit hash: 8066266

@ti-chi-bot ti-chi-bot added the status/can-merge Indicates a PR has been approved by a committer. label Aug 8, 2021
@ti-chi-bot ti-chi-bot merged commit 30cf15a into pingcap:master Aug 8, 2021
ti-srebot pushed a commit to ti-srebot/tidb that referenced this pull request Aug 8, 2021
@xzhangxian1008 @ti-srebot
cherry pick pingcap#26786 to release-5.0
d9676e8 
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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ti-srebot commented Aug 8, 2021

cherry pick to release-5.0 in PR #26995

ti-srebot pushed a commit to ti-srebot/tidb that referenced this pull request Aug 8, 2021
@xzhangxian1008 @ti-srebot
cherry pick pingcap#26786 to release-5.1
a0dbb8a 
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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ti-srebot commented Aug 8, 2021

cherry pick to release-5.1 in PR #26996

This was referenced Oct 27, 2021
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@zanmato1984 zanmato1984 zanmato1984 approved these changes

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component/expression needs-cherry-pick-release-5.0 needs-cherry-pick-release-5.1 release-note-none Denotes a PR that doesn't merit a release note. size/XS Denotes a PR that changes 0-9 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.

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Push down function COALESCE

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