How to fix the Oracle error ORA-30351: query rewrite does not currently support this expression?

In this post, you’ll learn more about the Oracle ErrorORA-30351: query rewrite does not currently support this expression with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30351: query rewrite does not currently support this expression

Reason for the Error ORA-30351: query rewrite does not currently support this expression

A complex expression was specified that is is not currently supported by query rewrite.

How to fix the Error ORA-30351: query rewrite does not currently support this expression ?

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

Reduce the complexity of the expression.