alias-data-type

Is it possible to change SQL user-defined data type?

I have a bunch of tables using user-defined data type for PK column. Is it possible to change this type Using SQL Server 2005? ...

SQL alias data types

Hi. I am starting a new project, and I am considering using alias data types in my SQL Server 2005 database, for common table columns. For e.g. I would define an alias data type to hold the name of an object, as follows: CREATE TYPE adt_Name FROM varchar(100) not null Then use it for the definition of table columns, ensuring a...