Терминал ScanPlus .NET - остатки и цены : Супермаг Плюс (Супермаг 2000)

select 'P' P, b.barcode, replace(c.name, ';','-')as name, p.price, (case when g.quantity>=0 then g.quantity when g.quantity<0 then 0 end) as quantity, null, null, 'шт' unit 
 from SMCARD c, SMGOODS g, SMPRICES p, SMSTOREUNITS b 
where c.article = g.article 
  and c.article = p.article 
  and c.article = b.article 
--  and g.quantity < 0 
  and p.pricetype = 0 
  and g.storeloc = 3 
  and accepted =1

replace(quantity, ',' , '.')  as quantity