Bug #81451 thd->mdl_context.is_lock_owner(MDL_key::TABLE, table->db, table->table_name, MDL
Submitted: 17 May 2016 5:44 Modified: 17 May 2016 6:56
Reporter: Roel Van de Paar Email Updates:
Status: Verified Impact on me:
None 
Category:MySQL Server: DDL Severity:S6 (Debug Builds)
Version:5.5.49 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: