I always think that database design is pretty simple, but having worked on numerous databases designed by other, some people get it very badly wrong. "Wrong" ma

I always think that database design is pretty simple, but having worked on numerous databases designed by other, some people get it very badly wrong. "Wrong" maybe isn't the correct word, because you can use the database for what it is needed but it just requires extra joins and hacks at the application level to get around poor design.