How to fix the Oracle error ORA-12090: cannot online redefine table “string”.”string”?

In this post, you’ll learn more about the Oracle ErrorORA-12090: cannot online redefine table “string”.”string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12090: cannot online redefine table “string”.”string”

Reason for the Error ORA-12090: cannot online redefine table “string”.”string”

An attempt was made to online redefine a table that is either a temporary table, an IOT overflow table, a table with fine-grained access control or row-level security enabled, a CDC change table, or a table with a CDC change table defined on it.

How to fix the Error ORA-12090: cannot online redefine table “string”.”string” ?

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

Do not attempt to online redefine a table that is not supported by online redefinition.