Warning: Cannot Use Ref/Range Access On Index Due To Type Or Collation Conversion On Field (Doc ID 2401773.1)

Last updated on MAY 22, 2018

Applies to:

MySQL Cluster - Version 7.0 and later
MySQL Server - Version 5.5 and later
Information in this document applies to any platform.

What can be the reason for this warning:

	To view full details, sign in with your My Oracle Support account.
	Don't have a My Oracle Support account? Click to get started!

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.