3. PHP engine begins parsing the script. Inside the script is a command to connect to the database and execute a query (perform the search for books). PHP opens a connection to the MySQL server ...

Most simple search engines work by querying one column of a database for the search terms. For instance, you may query the "last name" column of your database for the name "Mary." ...

If you're not adverse to shelling out 10-15 bucks O'Reilly's "MySQL Pocket Reference" is pretty useful as well. Covers all the command, syntax, data types, etc. Heh, but then again if you can find ...