Is the Relational Database Doomed?

Recently, a lot of new non-relational databases have cropped up both inside and outside the cloud. One key message this sends is, "if you want vast, on-demand scalability, you need a non-relational database".

If that is true, then is this a sign that the once mighty relational database finally has a chink in its armor? Is this a sign that relational databases have had their day and will decline over time? In this post, we'll look at the current trend of moving away from relational databases in certain situations and what this means for the future of the relational database.