Triggers And Stored Procedures In Sql

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3 Database Technology Topic 7 Triggers and Stored Procedures What are Triggers? Specify actions to be performed by the DBMS when certain events and conditions occur Used to monitor the DB and enforce business rules - Raise an alarm e.g., constraint violation - Enforce a constraint e.g., by updating related data - Update derived data in possibly some other table

Triggers Stored procedures Trigger is a stored procedure that runs automatically when various events happen e.g. update, insert, delete. Stored procedures are pieces of the code written in PLSQL to perform some specific task. It can execute automatically based on the events. It can be invoked explicitly by the user

SQL Server stored procedure and triggers are two main diversely used features. In certain situations, they can be confusing but the main idea is very simple. What is Stored Procedure in SQL Server? Stored procedures are are created by the user in the database. A procedure is a collection of SQL statements that have been created specifically to

A procedure is a known as stored procedure, which is a sequence of SQL statements which in case needed can be used more than once. One of them is that compared to other forms of programming, procedures are called directly by the user or the application for the purpose of executing some particular operation. Overall, triggers and procedures

A stored procedure is a user defined piece of code written in the local version of PLSQL, which may return a value making it a function that is invoked by calling it explicitly. A trigger is a stored procedure that runs automatically when various events happen eg update, insert, delete.

Explanation The trigger TR_Products_Update is activated AFTER UPDATE operations on the Products table. The INSERTED and DELETED tables contain the new and old values of the updated rows, respectively. The trigger inserts a record into the AuditLogs table for each updated column, logging the table name, column name, old value, new value, update date, and the user who performed the update.

Recovery of Triggers amp Stored Procedures If SQL Crashes. Users must understand that there are several scenarios when SQL database crashes due to corruption, viruses, technical issues, etc. Therefore, they must be aware of the SQL Database Recovery Tool that can help them recover these SQL Database functions triggers and stored procedures easily

A trigger in SQL is a special type of stored procedure that automatically runs when certain events occur in the database. These events can be insertions, updates, or deletions on a table or view.

This statement executes the quotsp_GetEmployeeDetailsquot stored procedure with the parameter DepartmentID set to 101, returning all employees in the department with the ID 101. Triggers. A trigger in SQL is a special type of stored procedure that automatically executes in response to certain events, such as INSERT, UPDATE, or DELETE operations

Stored procedures and triggers are both database objects used in SQL to automate tasks and improve database performance. However, they serve different purposes. Stored procedures are pre-compiled sets of SQL statements that can be executed multiple times.