title: integrating triggers and declarative constraints in sql database sytems. authors: roberta cochrane , hamid pirahesh , nelson mendonça mattos. venue: vldb. year: 1996
title: integrating triggers and declarative constraints in sql database sytems. authors: roberta cochrane , hamid pirahesh , nelson mendon &#231; a mattos. venue: very large data bases. year: 1996