fan trap

It's all in the universe - handling chasm and fan traps

Recently I worked on an assignment where the Business Objects universe was designed by a business analyst. Nothing wrong with that, as long as we get the correct results in reports or queries on the universe. But it was not to be. We encountered incorrect results primarily due to two reasons: Mixing of grains in fact tables by not using proper contexts or the aggregate navigator Unresolved chasm traps