Contains a row for each column, or set of columns, that comprise a foreign key.
ID of the FOREIGN KEY constraint.
ID of the column, or set of columns, that comprise the FOREIGN KEY (1..n where n=number of columns).
ID of the parent of the constraint, which is the referencing object.
ID of the parent column, which is the referencing column.
ID of the referenced object, which has the candidate key.
ID of the referenced column (candidate key column).
In SQL Server 2005 and later versions, the visibility of the metadata in catalog views is limited to securables that a user either owns or on which the user has been granted some permission. For more information, see Metadata Visibility Configuration.