Twenty-five years ago (when I was 12 years old), we realized that data, across the corporation, was not integrated. Nor did our data let us predict the future by looking at the past. So we started creating these stores of historical data soon to be called “data warehouse.” Here are
The other day I was chatting with an ETL developer and he said he always pushes queries into the database instead of dragging data across the network. I thought “Hmm, I remember talking about those topics when I was a DBA.” I'd like to share those thoughts with you now.
Many people perceive big data management technologies as a “cure-all” for their analytics needs. But I would be surprised if any organization that has invested in developing a conventional data warehouse – even on a small scale – would completely rip that data warehouse out and immediately replace it with an NoSQL
