How to fix the Oracle error ORA-01764: new update value of join is not guaranteed to be unique?

In this post, you’ll learn more about the Oracle ErrorORA-01764: new update value of join is not guaranteed to be unique with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01764: new update value of join is not guaranteed to be unique

Reason for the Error ORA-01764: new update value of join is not guaranteed to be unique

A row of a join query table is being updated using a row of a table that is not guaranteed to have exactly one value for the row being updated.

How to fix the Error ORA-01764: new update value of join is not guaranteed to be unique ?

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

Change the join specification.