To all my readers and colleagues, happy holidays and a healthy and prosperous new year!

I've finally found a concrete case to share that demonstrates most of the costly consequences of what happens when you engage in databa...

1. Quote of the Week If SQL is based on relational algebra which is based on set theory where the concept of null set (empty set) is an ...

WS writes: I thought Happiness is a glass half empty might be suitable for the "and now for something completely different" par...

1. Quote of the Week (h/t Matt Rogish) "For quite a few years now, the received wisdom has been that social data is not relational...

Database management depends on structure -- of reality and of data representing it in databases -- which determines the data manipulation ...

See N-ary vs. Binary Relations: Anatomy of a Compound Misconception