MySQL is a relational database. It's that simple. It's free and intended to be used on a server and controled through a server script. PHP is the most common way of using MySQL. You can find loads of information on it with a google search and there are some very good books. It's so common that may programs that handle data include extensions for talking to MySQL.
Thom Parker The source for PDF Scripting Info [url=http://www.pdfScripting.com]pdfscripting.com[/url]
The Acrobat JavaScript Reference, Use it Early and Often [url=http://www.adobe.com/devnet/acrobat/]http://www.adobe.com/devnet/acrobat/[/url]
Thom Parker
The source for PDF Scripting Info
[url=http://www.pdfScripting.com]pdfscripting.com[/url]
The Acrobat JavaScript Reference, Use it Early and Often
[url=http://www.adobe.com/devnet/acrobat/]http://www.adobe.com/devnet/acrobat/[/url]
Thom Parker
The source for PDF Scripting Info
www.pdfscripting.com
Very Important - How to Debug Your Script