Applies To: SQL Server 2014, SQL Server 2016 Preview
Contains one row for each column that is of user-defined type.
Applies to: SQL Server (SQL Server 2008 through current version).
ID of the object to which this column belongs.
ID of the column. Is unique within the object.
ID of the user-defined type.
To return the name of the type, join to the sys.types catalog view on this column.
Requires membership in the public role. For more information, see Metadata Visibility Configuration.