How to fix the Oracle error ORA-12997: cannot drop primary key column from an index-organized table?

In this post, you’ll learn more about the Oracle ErrorORA-12997: cannot drop primary key column from an index-organized table with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12997: cannot drop primary key column from an index-organized table

Reason for the Error ORA-12997: cannot drop primary key column from an index-organized table

An attempt was made to drop a primary key column from an index- organized table.

How to fix the Error ORA-12997: cannot drop primary key column from an index-organized table ?

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

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