MySQL Bugs: #115782: unfair comparison between materialization and EXISTS

Bug #115782	unfair comparison between materialization and EXISTS
Submitted:	6 Aug 2024 11:24	Modified:	6 Aug 2024 11:54
Reporter:	tianfeng li (OCA)	Email Updates:
Status:	Verified	Impact on me:	None
Category:	MySQL Server: Optimizer	Severity:	S3 (Non-critical)
Version:	8.0.30,8.4.0	OS:	Any
Assigned to:		CPU Architecture:	Any
Tags:	Contribution

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Adjust the number of subquery evaluations to ensure that the EXISTS strategy is fairly comparable to the materialization strateg (*) I confirm the code being submitted is offered under the terms of the OCA, and that I am authorized to contribute it.

Attachment: 0001-Adjust-the-number-of-subquery-evaluations-to-ensure-.patch (application/octet-stream, text), 1.34 KiB.