How do triggers work in SQL servers?
The triggers in SQL Server (DML) fire on events irrespective to the number of rows affected. Below is the sample syntax for creating a DML trigger for update event. These triggers are created at the table level. Upon successful creation of trigger, we can see the triggers by navigating to Triggers folder at table level.
How to connect to SQL sever?
select Connect to SQL Server .
How do I create a database in SQL?
To create a database In Object Explorer, connect to an instance of the SQL Server Database Engine and then expand that instance. Right-click Databases, and then click New Database. In New Database, enter a database name. To create the database by accepting all default values, click OK; otherwise, continue with the following optional steps.
What is a trigger in SQL Server?
SQL Server Trigger. This article explains triggers in SQL Server. A trigger in SQL is a special kind of Stored Procedure or stored program that is automatically fired or executed when some event (insert, delete and update) occurs.
What are the types of triggers in SQL?
SQL Server provides us with two main types of triggers: the DML Triggers and the DDL triggers. The DDL triggers will be fired in response to different Data Definition Language (DDL) events, such as executing CREATE, ALTER, DROP, GRANT, DENY, and REVOKE T-SQL statements.
What is an example of a trigger in SQL?
A SQL trigger is a database object just like a stored procedure, or we can say it is a special kind of stored procedure which fires when an event occurs in a database. We can execute a SQL query that will “do something” in a database when an event is fired. For example, a trigger can be set on a record insert in a database table.