How to fix the Oracle error ORA-12415: A column of another datatype exists on the specified table?

In this post, you’ll learn more about the Oracle ErrorORA-12415: A column of another datatype exists on the specified table with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12415: A column of another datatype exists on the specified table

Reason for the Error ORA-12415: A column of another datatype exists on the specified table

The datatype of the column present in the table is different from the datatype set for the policy column.

How to fix the Error ORA-12415: A column of another datatype exists on the specified table ?

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

Drop the column on the table or change the datatype for policy column.