Purchase Solution

sequences and indexes in database tables

Not what you're looking for?

Ask Custom Question

What are sequences and indexes in database tables? When to use sequence and when to use index?

Purchase this Solution

Solution Summary

What are sequences and indexes in database tables are determined. The expert determines when to use sequences and when to use indexes.

Solution Preview

An index is a feature in a database that allows quick access to the rows in a table. The index is created using one or more columns of the table. Not only is the index smaller than the original table (due to having fewer columns), but it is optimized for quick ...

Purchase this Solution


Free BrainMass Quizzes
Javscript Basics

Quiz on basics of javascript programming language.

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.

Basic Computer Terms

We use many basic terms like bit, pixel in our usual conversations about computers. Are we aware of what these mean? This little quiz is an attempt towards discovering that.

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.

C++ Operators

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