Bug #86725 Behavior is different. "ADD KEY" and "ADD UNIQUE KEY" for the TEXT columns
Submitted: 16 Jun 2017 6:59 Modified: 31 Oct 2017 13:08
Reporter: Ryo Kawai Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server: DDL Severity:S3 (Non-critical)
Version:5.7 5.7.17, 5.7.18 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:

[22 Jun 2017 8:11] Umesh Shastry
test results

Attachment: 86725_5.7.18_vs_5.7.16.results (application/octet-stream, text), 6.45 KiB.