Documents 1 IT 244 Database Management System Lecture 11 More SQL Constraints &Triggers, SQL...

* IT 244 Database Management System Lecture 11 More SQL Constraints &Triggers, SQL Authorization ,Transactions Foreign Keys, Local and Global Constraints, Privileges,…

Documents IT 244 Database Management System

* IT 244 Database Management System Lecture 11 More SQL Constraints &Triggers, SQL Authorization ,Transactions Foreign Keys, Local and Global Constraints, Privileges,…

Documents Constraints

Constraints Foreign Keys Local and Global Constraints Triggers Source: slides by Jeffrey Ullman Constraints and Triggers A constraint is a relationship among data elements…