Titlebook: Database Programming Languages; 9th International Wo Georg Lausen,Dan Suciu Conference proceedings 2004 Springer-Verlag Berlin Heidelberg 2

藝術(shù)

https://doi.org/10.1007/978-94-007-6001-1ks to ensure that data are consistent with respect to the application’s and the database’s requirements. This explicit hand-coding of integrity constraint checks is error-prone and results in less maintainable code when the integrity constraints on the application or the database change. We describe