What is the need for triggers, Database Management System

Assignment Help:

What is the need for triggers?

Triggers are useful mechanisms for alerting humans or for starting particular tasks automatically when particular conditions are met.

Related Discussions:- What is the need for triggers

Cost of reading a file , A file of employee have 10,000 blocks on a cylinde...

A file of employee have 10,000 blocks on a cylinder of a disk with characteristics r=8ms and btt=0.6ms I want to know the cost of read inthe file under following conditions for a q

What is the aim of object design, What is the aim of object design The ...

What is the aim of object design The aim of object design is to identify object which the system contains and the interactions among them. The system implements specification

Query optimization in database system, Problem : AirwaysCentre, an inte...

Problem : AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P

Homework help, Draw an entity relationship diagram (ERD) for the following ...

Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees. Each employee is identified by an Employee_Id. The company wants to st

Create a database for store company details, You group has been hired by T...

You group has been hired by TrainingrUs.com to keeps track of training revenues. TrainingrUS.com wants you to keep scheduling. COURSE table contains following information:

Human resource management system, cardnality ratio for humanresource mange...

cardnality ratio for humanresource mangement system

Relationship for college database, Using the concepts defined previous, we ...

Using the concepts defined previous, we have identified that strong entities in COLLEGE database are FACULTY, STUDENT, COURSE and DEPARTMENT. This database also has one weak entity

Draw the dependency diagram for the relation, Consider the subsequent relat...

Consider the subsequent relation Professor (Pfcode, dept, head, time) It is assumed that (i) A professor can work in much more than one

Explain the concept of qbe, Explain the concept of QBE? Query-by-exampl...

Explain the concept of QBE? Query-by-example represents a visual/graphical approach for accessing information in a database by the use of query templates called as skeleton tab

Explain sorted file with advantages, Explain sorted File with advantages? ...

Explain sorted File with advantages? Sorted file The sort utility shall perform one of the subsequent functions: 1.Sort lines of all the named files together and write the

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages