MongoDB “Lightning Fast Aggregation” Challenged with Oracle

What does "Scale" even mean in the context of databases? When talking about scaling, people have jumped to the vendor-induced conclusion that: SQL doesn't scaleNoSQL scales It is very obvious that NoSQL vendors make such claims. It has also been interesting that many NoSQL consumers made such claims, even if they probably confused SQL in … Continue reading MongoDB “Lightning Fast Aggregation” Challenged with Oracle

Why Staying in Control of Your SQL is so Important

Lots of blog posts and research papers are written about the topics of scaling up and scaling out. This interesting blog post, for instance, sheds some light on the two strategies with respect to physical maintenance costs, such as cooling and electricity consumption. Certainly non-negligible aspects for very large systems. But before solving problems at … Continue reading Why Staying in Control of Your SQL is so Important

Twitter and the JVM

Here's an interesting read about Twitter and why they had chosen to migrate to the JVM for scalability. A must-read for everyone working on Java, Scala, or other JVM languages: http://www.forbes.com/sites/oracle/2013/08/01/theres-java-in-your-tweets/