Can I create cursor then display into the grid

for example :-
In the form1.Init(), I put my code :-
select code,descr from product order by code into cursor mycursor

i set the grid1's recordsource is mycursor and the column1 = code,
column2 = descr

When I run it, first time have not effect,not thing is displayed, when I run it second time, It have data displayed.....
How do i display the data at the first time ? then i destoyed it when i finished using it.

Any one can help me on this ?

Thanks!