virtools与SQL连接，依据VT软件自带的Database访问实例来做说明。-virtools with SQL connection, according to VT software comes with access to an instance of the Database to do shows.

很详细的Virtools连接SQL数据库使用说明，需要说明的是VIRTOOLS版本需要是V3.0-Virtools is very detailed instructions to connect SQL database, a descr iption of the needs VIRTOOLS version V3.0