COLUMN_DOMAIN_USAGE (Transact-SQL)

THIS TOPIC APPLIES TO:yesSQL Server (starting with 2008)yesAzure SQL DatabasenoAzure SQL Data Warehouse noParallel Data Warehouse

Returns one row for each column in the current database that has an alias data type. This information schema view returns information about the objects to which the current user has permissions.

To retrieve information from these views, specify the fully qualified name of INFORMATION_SCHEMA.view_name.

Column name Data type Description
DOMAIN_CATALOG nvarchar(128) Database in which the alias data type exists.
DOMAIN_SCHEMA nvarchar(128) Name of schema that contains the alias data type.

** Important *\* Do not use INFORMATION_SCHEMA views to determine the schema of a data type. The only reliable way to find the schema of a type is to use the TYPEPROPERTY function.
DOMAIN_NAME sysname Alias data type.
TABLE_CATALOG nvarchar(128) Table qualifier.
TABLE_SCHEMA nvarchar(128) Table owner.

** Important *\* Do not use INFORMATION_SCHEMA views to determine the schema of an object. The only reliable way to find the schema of a object is to query the sys.objects catalog view.
TABLE_NAME sysname Table in which the alias data type is used.
COLUMN_NAME sysname Column using the alias data type.

See Also

System Views (Transact-SQL)
Information Schema Views (Transact-SQL)
sys.objects (Transact-SQL)
sys.types (Transact-SQL)