What's the best way to model recurring events in a calendar application?

Question

I\'m building a group calendar application that needs to support recurring events, but all the solutions I\'ve come up with to handle these events seem like a hack. I can li

Answer 1

What if you have a recurring appointment with no end date? As cheap as space is, you don't have infinite space, so Solution 2 is a non-starter there...

May I suggest that "no end date" can be resolved to an end date at the end of the century. Even for a dayly event the amount of space remains cheap.