private void detach_oauth_session_access_tokens(oauth_session_access_token entity)
		{
			this.SendPropertyChanging();
			entity.oauth_session = null;
		}
 partial void Updateoauth_session_access_token(oauth_session_access_token instance);
 partial void Deleteoauth_session_access_token(oauth_session_access_token instance);
 partial void Insertoauth_session_access_token(oauth_session_access_token instance);