How to fix the Oracle error ORA-12084: must use ALTER MATERIALIZED VIEW to alter “string”.”string”?

In this post, you’ll learn more about the Oracle ErrorORA-12084: must use ALTER MATERIALIZED VIEW to alter “string”.”string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12084: must use ALTER MATERIALIZED VIEW to alter “string”.”string”

Reason for the Error ORA-12084: must use ALTER MATERIALIZED VIEW to alter “string”.”string”

An attempt was made to alter a materialized view using a command other than ALTER MATERIALIZED VIEW.

How to fix the Error ORA-12084: must use ALTER MATERIALIZED VIEW to alter “string”.”string” ?

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

Use the ALTER MATERIALIZED VIEW command.