Chapter 23. Introduction to Databases
IN THIS CHAPTER
Almost every significant Web application found on the Internet today relies on some sort of database to keep track of the incredible amount of data generated by visitors. Although many types of database designs exist, the most scalable and common type is something called a relational database management system (or RDBMS). The principals of an RDBMS system are common to almost every major database package such as Oracle, PostgreSQL, and MySQL.