MySQL Bugs: #116875: condition of 'ReuseRangeEstimateForRef-4' is wrong and cannot correct the fanout estimation for a REF of join

Bug #116875	condition of 'ReuseRangeEstimateForRef-4' is wrong and cannot correct the fanout estimation for a REF of join
Submitted:	4 Dec 2024 16:25	Modified:	5 Dec 2024 11:31
Reporter:	NANLONG YU	Email Updates:
Status:	Verified	Impact on me:	None
Category:	MySQL Server: Optimizer	Severity:	S4 (Feature request)
Version:	8.0	OS:	Any
Assigned to:		CPU Architecture:	Any
Tags:	Optimizer, Optimizer bug

File:	Maximum allowed size is 50MB.
Description:
Privacy:

If the data you need to attach is more than 50MB, you should create a compressed archive of the data, split it to 50MB chunks, and upload each of them as a separate attachment.

To split a large file:

On *nix platforms use the split command e.g. split -b 50MB <my_large_archive> <my_split_archive_prefix>
On windows use WinZip or a similar utility to split the large file

there is create info and data of table t2 in t2.sql

Attachment: t2.sql (application/octet-stream, text), 1.71 KiB.

there is create info and data of t1 in t1.sql

Attachment: t1.sql (application/octet-stream, text), 6.66 KiB.