/// <summary>
        /// 新建
        /// </summary>
        public void Addgroupinfo(Groupinfo groupinfo)
        {
            //int id = GetId("groupinfo");
            //groupinfo.GroupId = id;

            ExecuteInsert("InsertGroupinfo", groupinfo);
        }
 /// <summary>
 /// 修改
 /// </summary>
 public void Updategroupinfo(Groupinfo groupinfo)
 {
     ExecuteUpdate("UpdateGroupinfo", groupinfo);
 }