SQL | Triggers - GeeksforGeeks
Jul 17, 2024 · 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 …
SQL Triggers for Inserts, Updates and Deletes on a Table
May 27, 2025 · There are three types or classes of triggers in SQL Server, DML, DDL, and Logon triggers: DDL (Data Definition Language) Triggers – Fire when a CREATE, ALTER, or DROP event …
CREATE TRIGGER (Transact-SQL) - SQL Server | Microsoft Learn
Nov 18, 2025 · You can create triggers directly from Transact-SQL statements or from methods of assemblies that are created in the Microsoft .NET Framework common language runtime (CLR) and …
What Is a Trigger in SQL? Baeldung on SQL
Jul 21, 2025 · In this tutorial, we’ll explore how to define and modify triggers in PostgreSQL, MySQL, and SQL Server. The examples will be based on Baeldung’s University schema.
SQL Triggers: A Beginner's Guide | DataCamp
Aug 15, 2024 · SQL triggers are powerful tools in database management that automate tasks in response to specific events. By understanding and implementing SQL triggers, you can ensure data …
SQL Triggers – SQL Tutorial
SQL triggers are special types of stored procedures that are automatically executed in response to specific events or actions that occur in a database.
SQL Triggers: Types, Applications, How They Work, and More
Jun 10, 2025 · There are six types of SQL triggers for each table:
SQL Triggers: What They Are and How to Use Them - DbVisualizer
Jan 26, 2023 · In this article, you will learn what an SQL trigger is, what types of triggers exist, why SQL triggers are useful, and how to use one in a complete example.
Triggers in SQL: Syntax, Types and Examples - Intellipaat
Aug 30, 2025 · Triggers in SQL are automated database actions that respond to events. Learn about their types, syntax, use cases, limitations, and best practices in SQL.