Interesting development in the Open Source database (RDBMS) arena. Since Sun has acquired MySQL AB earlier and now Oracle has purchased Sun it appears that the most popular Open Source database will end up being owned by the world-largest (closed source) database provider. What follows is only a matter of imagination and will be interesting to follow through.
Some people are reasonably concerned about the future of MySQL and have created a petition to save MySQL. Should you want to read more and/or sign the petition, go here.