partial void DeleteRegion_Okrug(Region_Okrug instance);
partial void UpdateRegion_Okrug(Region_Okrug instance);
private void detach_Region_Okrug(Region_Okrug entity)
{
this.SendPropertyChanging();
entity.Region = null;
}
partial void InsertRegion_Okrug(Region_Okrug instance);
private void attach_Region_Okrug(Region_Okrug entity)
{
this.SendPropertyChanging();
entity.Region = this;
}