private void detach_InvoiceLineItems(InvoiceLineItem entity)
{
this.SendPropertyChanging();
entity.InvoiceHeader = null;
}
partial void DeleteInvoiceLineItem(InvoiceLineItem instance);
partial void InsertInvoiceLineItem(InvoiceLineItem instance);
partial void UpdateInvoiceLineItem(InvoiceLineItem instance);
private void attach_InvoiceLineItems(InvoiceLineItem entity)
{
this.SendPropertyChanging();
entity.Call = this;
}