How to fix the Oracle error ORA-39315: Cannot drop the first data file from a permanent or undo tablespace.?

In this post, you’ll learn more about the Oracle ErrorORA-39315: Cannot drop the first data file from a permanent or undo tablespace. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-39315: Cannot drop the first data file from a permanent or undo tablespace.

Reason for the Error ORA-39315: Cannot drop the first data file from a permanent or undo tablespace.

DBMS_METADATA_DIFF was comparing two permanent or undo tablespaces. The first data file in the first tablespace is missing from the second tablespace. There is no SQL ALTER statement to drop the first data file from a permanent or undo tablespace.

How to fix the Error ORA-39315: Cannot drop the first data file from a permanent or undo tablespace. ?

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

The difference cannot be eliminated with an SQL ALTER statement.