How to fix the Oracle error ORA-28667: USING INDEX option not allowed for the primary key of an IOT?

In this post, you’ll learn more about the Oracle ErrorORA-28667: USING INDEX option not allowed for the primary key of an IOT with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28667: USING INDEX option not allowed for the primary key of an IOT

Reason for the Error ORA-28667: USING INDEX option not allowed for the primary key of an IOT

User attempted to define storage attributes for the primary key index of an Index-Organized table with USING INDEX clause. All the storage attribute defined for the (IOT)table applies to the primary key index and a separate USING INDEX clause is not required.

How to fix the Error ORA-28667: USING INDEX option not allowed for the primary key of an IOT ?

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

Remove the USING INDEX clause and specify all attributes directly for the table