Export and import data

hi all,

i have a req't tht i need to update the data frm one prog periodically ,..som where,

when data req i run anothr prog and get tht data frm memory and display it.

how can i do this.

two prog's run in diffrnt times.

1st prog

EXPORT itab to memory ID 'XX' .

2nd prog

ans IMPORT itab from MEMORY ID 'XX'

these are useful whn both prog's run same time , i.e 2nd prog calld frm 1st one.

but i wnt 2nd prog run separatly.

how can i do this.. any other alternatives

Thanks in Advance

Regards,

Chandu