".TB_PREF."stock_moves.tran_date,
SUM(-".TB_PREF."stock_moves.qty) AS qty,
SUM(-".TB_PREF."stock_moves.qty*".TB_PREF."stock_moves.price*(1-".TB_PREF."stock_moves.discount_percent)) AS amt,
- SUM(-".TB_PREF."stock_moves.qty *(".TB_PREF."stock_master.material_cost + ".TB_PREF."stock_master.labour_cost + ".TB_PREF."stock_master.overhead_cost)) AS cost
+ SUM(-IF(".TB_PREF."stock_moves.standard_cost <> 0, ".TB_PREF."stock_moves.qty * ".TB_PREF."stock_moves.standard_cost, ".TB_PREF."stock_moves.qty *(".TB_PREF."stock_master.material_cost + ".TB_PREF."stock_master.labour_cost + ".TB_PREF."stock_master.overhead_cost))) AS cost
FROM ".TB_PREF."stock_master,
".TB_PREF."stock_category,
".TB_PREF."debtor_trans,