select * from sys.key_constraints where name ='FK_Documentlist_Document'
select * from sys.check_constraints where name ='FK_Documentlist_Document'
select * from sys.default_constraints where name ='FK_Documentlist_Document'
select * from sys.foreign_keys where name ='FK_Documentlist_Document'
select * from sys.foreign_key_columns where constraint_object_id=2043154324
select * from sys.columns where
sp_help Documentlist
sp_helptext sp_helpconstraint Documentlist
select * from INFORMATION_SCHEMA.CHECK_CONSTRAINTS --이외에도 다양한 뷰가있다.
select * from INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS
sp_helptext "INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS"
