How to fix the Oracle error ORA-12024: materialized view log on “string”.”string” does not have primary key columns?

In this post, you’ll learn more about the Oracle ErrorORA-12024: materialized view log on “string”.”string” does not have primary key columns with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12024: materialized view log on “string”.”string” does not have primary key columns

Reason for the Error ORA-12024: materialized view log on “string”.”string” does not have primary key columns

Materialized view log on the indicated table does not have primary key information.

How to fix the Error ORA-12024: materialized view log on “string”.”string” does not have primary key columns ?

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

Add primary keys to the materialized view log using the ALTER MATERIALIZED VIEW command.