List <string> GetAddressConfig(DbOperator dbOperator) { List <string> configItems = new List <string>(); string sql = "select sign,maxnum from sign_transfer where type=1"; DataSet ds = dbOperator.Execute(sql); DataRow firstRow = ds.Tables[0].Rows[0]; string sign = firstRow[0].ToString(); string maxnum = firstRow[1].ToString(); configItems.Add(sign); configItems.Add(maxnum); return(configItems); }