partial void DeleteBillDemandPath(BillDemandPath instance);
partial void UpdateBillDemandPath(BillDemandPath instance);
private void detach_BillDemandPaths(BillDemandPath entity)
{
this.SendPropertyChanging();
entity.BillDemand = null;
}
partial void InsertBillDemandPath(BillDemandPath instance);
private void attach_BillDemandPaths(BillDemandPath entity)
{
this.SendPropertyChanging();
entity.BillDemand = this;
}