What is a columnar database?

Question

I have been working with warehousing for a while now.

I am intrigued by Columnar Databases and the speed that they have to offer for data retrievals.

I have mul

Answer 1

Product information. This may help. These were to featured products on a Google search.

http://www.vertica.com/

http://www.paraccel.com/

http://www.asterdata.com/index.php