private static DbConnection MainConn; //= new SqlConnection(ConfigurationManager.ConnectionStrings["SQLDirectDB"].ConnectionString); #region 连接 /// <summary> /// 初始化 /// </summary> /// <param name="dbtype">数据库类型</param> /// <param name="datasource">数据源</param> /// <param name="database">数据库</param> /// <param name="userid">用户名</param> /// <param name="password">密码</param> /// <returns></returns> public static bool Initial(string datasource, string database, string userid, string password) { string connnString = DBFactory.BuildConnStr(datasource, database, userid, password); return(Initial(connnString)); }