Hi Ravi,
Try this,
SELECT T0.[DocNum], T0.[ItemCode], T1.ITEMNAME, Sum (T0.[CmpltQty]) 'Qty'
FROM OWOR T0 INNER JOIN OITM T1 ON T0.ITEMCODE = T1.ITEMCODE
WHERE T0.[PostDate] BETWEEN '[%0]' AND '[%1]' AND T0.[CmpltQty] > '0.00'
Group By T0.[DocNum], T0.[ItemCode], T1.ITEMNAME
Hope this helps you.
Regards,
Rahul