How to fix the Oracle error DIA-51303: illegal check mask value specified?

In this post, you’ll learn more about the Oracle ErrorDIA-51303: illegal check mask value specified with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

DIA-51303: illegal check mask value specified

Reason for the Error DIA-51303: illegal check mask value specified

An illegal check mask value was specified.

How to fix the Error DIA-51303: illegal check mask value specified ?

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

Specify one of the following legal values: COLUMN_CHECKS, ROW_CHECKS, REFERENTIAL_CHECKS, or ALL.