The db4o team reinforces its commitment to the open source community by upgrading their GPL license in an effort to stay compatible with the increasing number of GPLv3 adopters. Even though support will continue for the older license version GPLv2, the team hopes this move will inspire free software projects to go with GPL v3 when using db4o!

There are many reasons for designing and implementing data base schemas that are portable. This post outlines the reasons why you should be writing portable data, and provides advice on how you can make this task easier.

Recently, there has been a lot of chitchat about the eventual consistency model as illustrated in the famous Amazon Dynamo paper, and today employed by several non-relational databases such as Voldemort or Cassandra.

Recently, there has been a lot of buzz about “No SQL” databases. Seemingly this buzz comes from people who are proponents of document-style stores and key-value stores. There are two possible reasons to move to either of these alternate DBMS technologies: performance and flexibility. This blog posting considers the performance argument; a subsequent posting will address the flexibility argument.