How to fix the Oracle error ORA-22951: NULL returned by ORDER method?

In this post, you’ll learn more about the Oracle ErrorORA-22951: NULL returned by ORDER method with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-22951: NULL returned by ORDER method

Reason for the Error ORA-22951: NULL returned by ORDER method

ORDER method used to compare two object values returned NULL which is not allowed.

How to fix the Error ORA-22951: NULL returned by ORDER method ?

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

Redefine the ORDER method to not return a NULL.

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