/// <summary>
/// 修改购房
/// </summary>
/// <param name="u"></param>
/// <returns></returns>
public int UpdBuy(DT_HousingBuy u)
{
return(ef.Update(u));
}
/// <summary>
/// 删除购房
/// </summary>
/// <param name="u"></param>
/// <returns></returns>
public int DelBuy(DT_HousingBuy u)
{
return(ef.Remove(u));
}
/// <summary>
/// 添加购房
/// </summary>
/// <param name="u"></param>
/// <returns></returns>
public int AddBuy(DT_HousingBuy u)
{
return(ef.Add(u));
}