intouch如何连接mysql数据库,我配置完成后没有连接成功,odbc连接成功,但是intouch无法连接,这是我的配置:ResultCode = SQLConnect(DeviceID,"dsn=testmysql;uid=root;pwd=Arrive-2016mySql#");ResultCode=SQLClearTable( ConnectionId, "my_table" );ResultCode=SQLDisconnect( ConnectionId );