SELECT
REPLACE(KCU1.CONSTRAINT_NAME, '.', '_') AS 'CONSTRAINT_NAME'
, KCU1.TABLE_SCHEMA AS 'TABLE_SCHEMA'
, KCU1.TABLE_NAME AS 'TABLE_NAME'
, KCU1.COLUMN_NAME AS 'COLUMN_NAME'
, KCU2.TABLE_SCHEMA AS 'UNIQUE_TABLE_SCHEMA'
, KCU2.TABLE_NAME AS 'UNIQUE_TABLE_NAME'
, KCU2.COLUMN_NAME AS 'UNIQUE_COLUMN_NAME'
, RC.UPDATE_RULE AS 'UPDATE_RULE'
, RC.DELETE_RULE AS 'DELETE_RULE'
FROM INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS RC
JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE KCU1
ON KCU1.CONSTRAINT_CATALOG = RC.CONSTRAINT_CATALOG
AND KCU1.CONSTRAINT_SCHEMA = RC.CONSTRAINT_SCHEMA
AND KCU1.CONSTRAINT_NAME = RC.CONSTRAINT_NAME
JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE KCU2
ON KCU2.CONSTRAINT_CATALOG = RC.UNIQUE_CONSTRAINT_CATALOG
AND KCU2.CONSTRAINT_SCHEMA = RC.UNIQUE_CONSTRAINT_SCHEMA
AND KCU2.CONSTRAINT_NAME = RC.UNIQUE_CONSTRAINT_NAME
WHERE KCU1.ORDINAL_POSITION = KCU2.ORDINAL_POSITION
AND KCU1.TABLE_CATALOG = '~a'
AND KCU1.CONSTRAINT_CATALOG = '~a'
AND KCU1.CONSTRAINT_SCHEMA NOT IN ('dto', 'sys')
AND KCU1.TABLE_SCHEMA NOT IN ('dto', 'sys')
AND KCU2.TABLE_SCHEMA NOT IN ('dto', 'sys')
~:[~*~;and (~{~a~^ or ~})~]
~:[~*~;and (~{~a~^ and ~})~]
ORDER BY KCU1.CONSTRAINT_NAME, KCU1.ORDINAL_POSITION;