partial void DeleteUserOpenId(UserOpenId instance);
partial void UpdateUserOpenId(UserOpenId instance);
private void detach_OpenIds(UserOpenId entity)
{
this.SendPropertyChanging();
entity.User = null;
}
partial void InsertUserOpenId(UserOpenId instance);
private void attach_OpenIds(UserOpenId entity)
{
this.SendPropertyChanging();
entity.User = this;
}