partial void DeleteEntityHoatDong(EntityHoatDong instance);
partial void UpdateEntityHoatDong(EntityHoatDong instance);
private void detach_EntityHoatDongs1(EntityHoatDong entity) { this.SendPropertyChanging(); entity.EntityUser1 = null; }
partial void InsertEntityHoatDong(EntityHoatDong instance);
private void attach_EntityHoatDongs(EntityHoatDong entity) { this.SendPropertyChanging(); entity.EntityUser = this; }