How to fix the Oracle error PLW-05022: argument ‘string’ is not comparable?

In this post, you’ll learn more about the Oracle ErrorPLW-05022: argument ‘string’ is not comparable with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PLW-05022: argument ‘string’ is not comparable

Reason for the Error PLW-05022: argument ‘string’ is not comparable

An argument to either IN, BETWEEN or MEMBER OF was not of a comparable type. Or, if the argument was of an object type, no MAP or ORDER method was specified for the type.

How to fix the Error PLW-05022: argument ‘string’ is not comparable ?

You can fix this error in Oracle by following the below steps

Use appropriate arguments, or specify a MAP or ORDER method.