Triggers in sql: Triggers can be used to

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. Learn how to create and use SQL Server triggers for data consistency and auditing. See examples of DML and DDL triggers, trigger types, syntax and options. In a trigger, we first specify when the trigger is to be executed and then the action to be performed when the trigger executes. Triggers are used to specify certain integrity constraints and referential constraints that cannot be specified using the constraint mechanism of SQL. SQL Server triggers are special stored procedures that are executed automatically in response to the database object, database, and server events.