Function doMySQLSelectDB
Selects a desired database by the link identifier and database name
		
		Package: Setup\Helper\MySQL
Copyright: four for business AG <www.4fb.de>
License: http://www.contenido.org/license/LIZENZ.txt
Author: Unknown
Located at lib/functions.mysql.php
	
	Copyright: four for business AG <www.4fb.de>
License: http://www.contenido.org/license/LIZENZ.txt
Author: Unknown
Located at lib/functions.mysql.php
resource | 
		$linkid | 
		MySQLi/MySQL link identifier | 
string | 
		$database | 
		
			boolean
		 |