Bug #84540 "flush tables with read lock" fail to block data modify operation of xa
Submitted: 17 Jan 2017 15:55 Modified: 19 Jan 2017 6:41
Reporter: dennis gao Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: XA transactions Severity:S2 (Serious)
Version:5.7.13 OS:CentOS (6.5)
Assigned to: 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: