Database types available for Linux, depends mostly on the web hosting provider you select to host your website. There are many flavors of databases that run on Linux, but the most prevalent among web host providers are mSQL, MySQL., and PostgreSQL. These databases are all relational in nature, and allow highly optimized communication with your website for quick retrieval of information.

Linux Web Hosting

There are many options available when it comes to writing CGI scripts on a Linux machine. The most common at the time of this writing are PHP and PERL. There are many introductions, tutorials, and even sample scripts available on the Internet when it comes to PHP and PERL.

If you plan to host the site yourself, and you own the web servers or the software on them, then Linux (or Unix) would definitely be a less expensive option. If you plan to sign up with a web hosting company, and they own the servers and the software installed on them, you will find that there are excellent hosting options available for each platform at very comparable prices.