public List <School房间信息表> 查询房间信息表(int id)
        {
            try
            {
                StringBuilder sb   = new StringBuilder();
                string        sql  = string.Format("SELECT * FROM 房间信息表 WHERE 建筑物ID =  {0} ", id);
                SqlDataReader read = DBHelper.ExecuteReader(DBHelper.ConnectionString, CommandType.Text, sql.ToString());

                List <School房间信息表> list   = new List <School房间信息表>();
                School房间信息表        modelx = new School房间信息表();
                modelx.ID = 0;
                modelx.称  = "全部";
                list.Add(modelx);

                while (read.Read())
                {
                    School房间信息表 model = new School房间信息表();
                    model.ID = Convert.ToInt32(read["ID"]);
                    model.称  = read["名称"].ToString();
                    list.Add(model);
                }
                return(list);
            }
            catch (Exception)
            {
                throw;
            }
        }
 public List <School房间信息表> cfdd()
 {
     try
     {
         StringBuilder sb = new StringBuilder();
         sb.Append(" SELECT    *  from dbo.房间信息表");
         SqlDataReader      read = DBHelper.ExecuteReader(DBHelper.ConnectionString, CommandType.Text, sb.ToString());
         List <School房间信息表> list = new List <School房间信息表>();
         while (read.Read())
         {
             School房间信息表 model = new School房间信息表();
             model.ID = Convert.ToInt32(read["ID"]);
             model.称  = read["名称"].ToString();
             list.Add(model);
         }
         return(list);
     }
     catch (Exception)
     {
         throw;
     }
 }