Free The Internet
Shock and awe experience using the Internet. Honest, free discussion on Technology. Ecommerce. Softwares. SEO. Webhosting. IT Tips and Tutorials

Violation Responses When defining the database schema, you must not only determine how a given integrity constraint might most effectively be implemented, you must also decide what action the database engine should take if the constraint is violated. In most cases, of course, the database will simply reject the offending command, posting an error in [...]