SQL Server: Show all the FOREIGN KEYS that reference a TABLE

For SQL 2005+

DECLARE
     @tableName nvarchar(MAX)
SET
    @tableName = 'tableName' -- (1)

SELECT DISTINCT
     ccu.table_name,
     ccu.constraint_name
FROM
     INFORMATION_SCHEMA.TABLE_CONSTRAINTS tc
INNER JOIN
     INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS rc
          ON rc.unique_constraint_name = tc.constraint_name
INNER JOIN
     INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE ccu
          ON ccu.constraint_name = rc.constraint_name
WHERE
     tc.table_name = @tableName

Notes:

• Change line (1) to specify the table name.

 

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