Database Management Systems 101

Page 1

Database Management Systems 101 By Lia Bischoff, ​Codal Inc

______________________________________________________

What is a database? Why do businesses need databases? Best put by ​Oracle​, “A database is an organized collection of structured information, or data, typically stored electronically in a computer system.” Storing, managing, and retrieving information is made possible via a database. And although databases contain tables and columns​, they are not spreadsheets. Databases make things easier for businesses. More specifically, a database can, but is not limited to doing the following for a business: ● ● ● ● ●

Track inventory Prepare for growth Manage customer information Payroll management Analyze business data

What is a database management system? And why do businesses need one? Put simply, a database management system manages databases. It is a software that is installed in order to manage three important things: 1. Data 2. Database engine, which allows data to be accessed, modified, and locked 3. Database ​schema​ (defines the logical structure) Database management systems provide concurrency​, data ​security​, data ​integrity​, and a


Turn static files into dynamic content formats.

Create a flipbook
Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.
Database Management Systems 101 by Codal Inc - Issuu