The script uses Perl’s LibWhisker2 for IDS Evasion (The same as Nikto). It will only work on a.mysql 5.x database, and knows when its queries have syntax errors. This script uses the MD5 algorithm for optimization. There are other optimization methods, and this may not work on all sites. The script will first determine username, version and database name before enumerating the information_schema information. When the -q flag is applied, a user can supply any query that returns only a single cell.
Source: https://thehackernews.com/2012/01/fully-automated-mysql5-boolean-based.html