Thanks to both of you. But in the DooSumi I have records about all personel of one firm,so I need GROUP BY Egn..., The problem is that in AddSum one man have only ONE record (or no record) which I need to sum once (If I put it in SUM()the specified field wouldn't be correct)
Against Stupidity the Gods themselves Contend in Vain - Johann Christoph Friedrich von Schiller
The only thing normal about database guys is their tables.