partial void Updatesummary(summary instance);
partial void Deletesummary(summary instance);
partial void Insertsummary(summary instance);
private void detach_summary(summary entity) { this.SendPropertyChanging(); entity.YearMonth = null; }
private void attach_summary(summary entity) { this.SendPropertyChanging(); entity.YearMonth = this; }
private void detach_summary(summary entity) { this.SendPropertyChanging(); entity.Usergroup = null; }
private void attach_summary(summary entity) { this.SendPropertyChanging(); entity.Usergroup = this; }