public Guid Create2(Nullable <System.Guid> userId, string name, Nullable <double> price, string description, int amount)
{
var productId = Guid.NewGuid();
int re = (int)db.pb_Product_Create2(
productId,
userId,
name,
price,
description,
bn_HumanCode.GetCode(),
amount).Single();
if (re >= 0)
{
return(productId);
}
else
{
return(Guid.Empty);
}
}