ALV Display

Hi,

I have a report which displays its output in alv grid display.

we can select different rows of the alv out put.

i select some of the rows and access got to another screen.

i update the database with the selected records.

when i and come back to the existing the out put.

My query is

I want the out put to show some idicator so that i used particular some rows to update the database. i.e the used rows need to show some indication that these rows of the alv have been used to update the databse.