Bug #53761 RANGE estimation for matched rows may be 200 times different
Submitted: 18 May 2010 19:12 Modified: 1 Nov 2010 21:28
Reporter: Andrii Nikitin Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: InnoDB Plugin storage engine Severity:S3 (Non-critical)
Version:5.5.2, 5.5.4-m3, 5.1 OS:Any
Assigned to: Vasil Dimov CPU Architecture:Any

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:

[8 Jul 2010 17:36] Andrii Nikitin
Shows 900 times estimation error in 5.5.4 and very close estimation in 5.1.48

Attachment: estim.log (application/octet-stream, text), 5.12 KiB.