Although you can use phpMyAdmin for a lot of database administration, you might want to set up areas where clients can log in to update some data without giving them full rein of your database. To do so, you need to build your own forms and create customized content management systems.
At the heart of every content management system lies what is sometimes called the CRUD cycle—create, read, update, and delete—which utilizes just four SQL commands:
DELETE. To demonstrate the basic SQL commands, this chapter shows you how to build a simple content management system for a table called