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feature(optimizer): Decorrelate EXISTS subquery #6051

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merged 3 commits into from
Jun 19, 2022

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leiysky
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@leiysky leiysky commented Jun 18, 2022

I hereby agree to the terms of the CLA available at: https://databend.rs/dev/policies/cla/

Summary

Decorrelate simple EXISTS subquery with SemiJoin or AntiJoin.

Changelog

  • New Feature

Related Issues

Close #5913

@leiysky leiysky added the pr-feature this PR introduces a new feature to the codebase label Jun 18, 2022
@leiysky leiysky requested a review from andylokandy June 18, 2022 10:33
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@leiysky leiysky requested review from xudong963 and removed request for andylokandy June 18, 2022 10:33
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mergify bot commented Jun 18, 2022

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@leiysky leiysky requested a review from andylokandy June 18, 2022 11:44
@BohuTANG BohuTANG merged commit c6e3530 into databendlabs:main Jun 19, 2022
@leiysky leiysky deleted the decorrelation branch June 19, 2022 05:49
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Decorrelate EXISTS subqueries
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