On the phpro.org site today there's a new tutorial posted about the powerful combination of PHP and MySQL introducing a bit about both sides - connecting PHP to MySQL and working with SQL statements.

This tutorial is aimed at those new to PHP and MySQL. The object of this tutorials is to show by way of example how to use php to CREATE a database, how to CREATE a table, how to INSERT data into a database, and how to SELECT that data and display it on a web page. [...] his tutorial will grow in size and complexity as time permits. Lets begin with a brief description of what MySQL and PHP are.

The tutorial looks at connecting to MySQL, creating a test database, working with the data inside via insert/selects/updates and a few other miscellaneous tips.