SQL trigger is an SQL statements or a set of SQL statements which is stored to be activated or fired when an event associating with a database table occurs.
MySQL finally supports one of the most important features of an enterprise database server which is called trigger since version 5.0.2. Trigger is implemented in MySQL by following the syntax of standard SQL:2003.
You will learn how to create the first trigger in MySQL.
In this tutorial you will learn how to retrieve information associating to a trigger. You also learn how to delete an existing trigger.