Bug #76996 Querys with order by may fail because read_rnd_buffer_size is too small
Submitted: 11 May 2015 9:13 Modified: 11 May 2015 11:42
Reporter: zhang yingqiang (OCA) Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: Optimizer Severity:S3 (Non-critical)
Version:5.6.16 5.7.7, 5.6.24 OS:Linux
Assigned to: CPU Architecture:Any
Tags: order by; temp file; read_rnd_buffer_size;

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: