Tag Archives: star schema

UK General Election 2015 Special

Those clever folks over at Nate Silver’s FiveThirtyEight have been analysing the polling figures for the forthcoming UK General Election. More than any in the UK’s electoral history, this is set to be the most unpredictable ever, with a first-past-the-post electoral system unfit for a multi-party democracy likely to throw up all kinds of unexpected outcomes in […]

Warehouse

BI 101: What is a data warehouse?

It is fair to say that the foundation stone upon which nearly every BI solution is built is the data warehouse. So what is it, and what makes it different from a conventional database? The first thing to stress is that a data warehouse is still a type of database. What makes it different is […]