How to fix the Oracle error ORA-14312: Value string already exists in partition string?

In this post, you’ll learn more about the Oracle ErrorORA-14312: Value string already exists in partition string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-14312: Value string already exists in partition string

Reason for the Error ORA-14312: Value string already exists in partition string

One of the list values in the ADD PARTITION or ADD VALUES statement already exists in another partition

How to fix the Error ORA-14312: Value string already exists in partition string ?

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

Remove the duplicate value from the statement and try again