How to fix the Oracle error ORA-30768: Cannot evaluate pipelined function?

In this post, you’ll learn more about the Oracle ErrorORA-30768: Cannot evaluate pipelined function with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30768: Cannot evaluate pipelined function

Reason for the Error ORA-30768: Cannot evaluate pipelined function

Pipelined functions can only be used in a TABLE expression in the from clause.

How to fix the Error ORA-30768: Cannot evaluate pipelined function ?

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

Use a non-pipelined function instead.