Bug #55065 LOCK TABLES ... READ does not lock tables used in triggers
Submitted: 8 Jul 2010 2:33 Modified: 8 Jul 2010 8:11
Reporter: Andrew Dalgleish Email Updates:
Status: Not a Bug Impact on me:
None 
Category:MySQL Server: Locking Severity:S3 (Non-critical)
Version:5.1 OS:Any
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: