From a programming perspective (i.e. the typical consumers of the database data), NULLs are a massive source of defects. NULL generally doesn't play well with code so it has to...

Always a challenge -- in many cases you may not use the upfront work you are doing. You may still only get one cookie instead of two - or none...

The software controls a physical machine. Are you saying that the finest German engineering goes into crafting every part of the VW except the emissions system which is handled by...