sys.column_type_usages

Contains one row for each column that is of user-defined type.

Column name Data type Description

object_id

int

ID of the object to which this column belongs.

column_id

int

ID of the column. Is unique within the object.

user_type_id

int

ID of the user-defined type.

To return the name of the type, join to the sys.types catalog view on this column.

See Also

Reference

Scalar Types Catalog Views (Transact-SQL)
Catalog Views (Transact-SQL)

Other Resources

Implementing User-defined Types
Querying the SQL Server System Catalog FAQ

Help and Information

Getting SQL Server 2005 Assistance

Change History

Release History

14 April 2006

New content:
  • In the description for user_type_id, added information about how to return the name of the type.