CONSTRAINT_TABLE_USAGE (Transact-SQL)
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CONSTRAINT_TABLE_USAGE (Transact-SQL)

Returns one row for each table in the current database that has a constraint defined on the table. 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

TABLE_CATALOG

nvarchar(128)

Table qualifier.

TABLE_SCHEMA

nvarchar(128)

Name of schema that contains the table.

TABLE_NAME

sysname

Table name.

CONSTRAINT_CATALOG

nvarchar(128)

Constraint qualifier.

CONSTRAINT_SCHEMA

nvarchar(128)

Name of schema that contains the constraint.

CONSTRAINT_NAME

sysname

Constraint name.

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