Below SQL statement will create a trigger in the student database in which whenever subjects marks are entered, before inserting this data into the database, the trigger will compute those two values and insert them with the entered values. Triggers in SQL are automated database actions that respond to events. Learn about their types, syntax, use cases, limitations, and best practices in SQL. Triggers can be used to enforce complex business rules, maintain audit trails, or synchronize data across tables. In MySQL, triggers are useful concepts for automating and making sure of the integrity of database operations. MySQL Create Trigger The CREATE TRIGGER statement in MySQL is used to create a new trigger in the database. A trigger in SQL is a procedural code that is automatically executed in response to certain events on a specified table. It is important to understand how these small codes make such a huge difference in database performance. In this article, you will learn how to implement triggers along with examples.

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