Oh god somebody gave the advice that you can normalize too much and some n00b will take it to heart. Databases I've encountered that have been undernormalized:

Oh god somebody gave the advice that you can normalize too much and some n00b will take it to heart. Databases I've encountered that have been undernormalized: a gazillion Databases I've encountered that were too normalised: never Until you are a Really Smart Dude(tte) working at a Really Important Company being paid accordingly you're probably not capable up front that your database does not need foreign keys, indexes and normalization and please just normalize like you've learned in databases 101, okay?