I'm not familiar with Sensage and I know of Vertica. Open source is a key difference. Developers want to build their products and careers on open tools and we w

I'm not familiar with Sensage and I know of Vertica. Open source is a key difference. Developers want to build their products and careers on open tools and we want to help them do it when it comes to time series data. There will be more as we go along. Our project is a year old and had 2-3 people working on it for most of the time.