DOMAIN_CONSTRAINTS (Transact-SQL)

Returns one row for each alias data type in the current database that has a rule bound to it and that can be accessed by current user.

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

Column name

Data type

Description

CONSTRAINT_CATALOG

nvarchar(128)

Database in which the rule exists.

CONSTRAINT_SCHEMA

nvarchar(128)

Name of schema that contains the constraint.

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.

CONSTRAINT_NAME

sysname

Rule name.

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.

IS_DEFERRABLE

varchar(2)

Specifies whether constraint checking is deferrable. Always returns NO.

INITIALLY_DEFERRED

varchar(2)

Specifies whether constraint checking is at first deferred. Always returns NO.

See Also

Reference

System Views (Transact-SQL)

Information Schema Views (Transact-SQL)

sys.objects (Transact-SQL)

sys.types (Transact-SQL)