>It reduced under 1 second... I guess good ol' traditional ways are faster.
>Thanks again!

Hi Alex,

It depends on what you're doing and what VFP version you're using. In VFP9 you can do

UPDATE bom ;
		SET itemvalue =  TBOMUPDATE.itemvalue, ;
		...
		SET itemcost = TBOMUPDATE.itemcost ;
	FROM bom ;
		JOIN TBOMUPDATE ON bom.bom_pk = TBOMUPDATE.bom_pk