How to fix the Oracle error ORA-39269: Cannot alter a column of type LONG to anything other than LOB.?

In this post, you’ll learn more about the Oracle ErrorORA-39269: Cannot alter a column of type LONG to anything other than LOB. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-39269: Cannot alter a column of type LONG to anything other than LOB.

Reason for the Error ORA-39269: Cannot alter a column of type LONG to anything other than LOB.

DBMS_METADATA_DIFF was comparing two table columns, the first of type LONG, the second of a data type other than LOB. There is no SQL ALTER statement to modify a long data type to anything other than a CLOB or NCLOB.

How to fix the Error ORA-39269: Cannot alter a column of type LONG to anything other than LOB. ?

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

The difference cannot be eliminated with an SQL ALTER statement.