Rahul dravid best cricket player in the world. He suggests one format means he definitely analyzed for years. He mastered in all the form of Cricket (T20, ODI & Test). Lets follow the dravid suggestion and support him.
If in one day we have 90 overs Max. So in 5 days it is 90 X 5 = 450 overs. Each team in one innings can bat for a Max of 100 overs and keep 10 overs for changing time.
In Short it should end with a win or loss result and not a draw.