How to fix the Oracle error ORA-19264: XQDY0044 – invalid namespace in attribute constructors?

In this post, you’ll learn more about the Oracle ErrorORA-19264: XQDY0044 – invalid namespace in attribute constructors with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19264: XQDY0044 – invalid namespace in attribute constructors

Reason for the Error ORA-19264: XQDY0044 – invalid namespace in attribute constructors

A computed attribute constructor returned a QName that is in the pre-defined XML namespace (corresponding to namespace prefix xmlns).

How to fix the Error ORA-19264: XQDY0044 – invalid namespace in attribute constructors ?

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

Change the namespace for the computed attribute constructor.