How to fix the Oracle error ORA-22331: cannot alter an incomplete type?

In this post, you’ll learn more about the Oracle ErrorORA-22331: cannot alter an incomplete type with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-22331: cannot alter an incomplete type

Reason for the Error ORA-22331: cannot alter an incomplete type

An attempt was made to perform ALTER TYPE on an incomplete type.

How to fix the Error ORA-22331: cannot alter an incomplete type ?

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

Use CREATE TYPE to completely define the original type before executing the ALTER TYPE.