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.

Goal

What can be the reason for this warning:

?
 

Solution

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