partial void DeleteProductsRefCategory(ProductsRefCategory instance);
partial void UpdateProductsRefCategory(ProductsRefCategory instance);
private void detach_ProductsRefCategories(ProductsRefCategory entity)
{
this.SendPropertyChanging();
entity.Category = null;
}
partial void InsertProductsRefCategory(ProductsRefCategory instance);
private void attach_ProductsRefCategories(ProductsRefCategory entity)
{
this.SendPropertyChanging();
entity.Product = this;
}