/// <summary>
/// 根据主键ID更新一条记录
/// </summary>
/// <param name="model">更新后的实体</param>
/// <returns>执行结果受影响行数</returns>
public int Update(BookComment model)
{
return(_dao.Update(model));
}
/// <summary>
/// 向数据库中添加一条记录
/// </summary>
/// <param name="model">要添加的实体</param>
/// <returns>插入数据的ID</returns>
public int Insert(BookComment model)
{
return(_dao.Insert(model));
}