/// <summary>
/// 保存实体entity到数据库
/// </summary>
/// <param name="entity">entity实体</param>
/// <returns>返回保存到数据库实体的Id</returns>
public int Save(T entity)
{
context.Set <T>().Add(entity);
context.SaveChanges();
return(entity.Id);
}
public BaseRepository(SqlDbContext context)
{
this.context = context;
dbSet = context.Set <T>();
}