How to fix the Oracle error ORA-28075: The policy expression has unsupported functions.?

In this post, you’ll learn more about the Oracle ErrorORA-28075: The policy expression has unsupported functions. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28075: The policy expression has unsupported functions.

Reason for the Error ORA-28075: The policy expression has unsupported functions.

The EXPRESSION parameter had unsupported functions.

How to fix the Error ORA-28075: The policy expression has unsupported functions. ?

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

Specify only valid functions for the EXPRESSION parameter.