Developers store information in SQL databases because it is fairly straightforward to extract information with flexible SQL queries. However, this is a feature that has not been included officially with Nmap yet. PBNJ is a set of tools for network monitoring that uses Nmap to detect hosts, ports, and services.
The following recipe will show you how to store scan results in SQLite and MySQL databases.
PBNJ is a set of tools designed to monitor network integrity that is written by Joshua D. Abraham. If you are running a Debian-based system, you can install it with the following command:
#apt-get install pbnj
To learn the requirements of and how to install PBNJ on other systems that support Perl, go to http://pbnj.sourceforge.net/docs.html.