In this blog post, you’ll learn more about the Sybase Error Unique indexes with the clause WITH NULLS NOT DISTINCT are not supported for this database and the reason for receiving this error
Sybase SQL Error Message
Unique indexes with the clause WITH NULLS NOT DISTINCT are not supported for this database
Reason for this Error
The current database does not have support for unique indexes with the clause WITH NULLS NOT DISTINCT. To use this feature, upgrade your database to the most recent version.