Purchase Solution

Rules of Referential Integrity and Overriding

Not what you're looking for?

Ask Custom Question

Describe the default rules for enforcing referential integrity constraints. Explain how referential integrity actions can be used to override the default referential integrity constraints.

Purchase this Solution

Solution Summary

It shows what the rules in order to enforce referential integrity constraints and also how to overiride these constraints as may be needed in some cases.

Solution Preview

Explain Rules for Referential Integrity Constraints

Describe the default rules for enforcing referential integrity constraints. Explain how referential integrity actions can be used to override the default referential integrity constraints.

A referential integrity rule is a rule defined on a field or set of fields in one table that guarantee that the values in that key match the values in a key in a related table.

Referential integrity also clearly defines the rules that would indicate what types of data manipulation are allowed on ...

Purchase this Solution


Free BrainMass Quizzes
Word 2010: Table of Contents

Ever wondered where a Table of Contents in a Word document comes from? Maybe you need a refresher on the topic? This quiz will remind you of the keywords and options used when working with a T.O.C. in Word 2010.

Java loops

This quiz checks your knowledge of for and while loops in Java. For and while loops are essential building blocks for all Java programs. Having a solid understanding of these constructs is critical for success in programming Java.

Inserting and deleting in a linked list

This quiz tests your understanding of how to insert and delete elements in a linked list. Understanding of the use of linked lists, and the related performance aspects, is an important fundamental skill of computer science data structures.

Javscript Basics

Quiz on basics of javascript programming language.

C++ Operators

This quiz tests a student's knowledge about C++ operators.