Thinking about BI: Infographics is the next phase…

I have been thinking about BI… prompted by a friend, Frank Bien, who is the CTO of Looker (you are welcome, Frank, for the plug…) but this post is about a  trend in BI that is worth exploring… and only maybe about Looker or any other tool. BI was originally about reporting… in its very first…

Who is How Columnar? Exadata, Teradata, and HANA – Part 2: Column Processing

In my last post here I suggested that there were three levels of maturity around column orientation and described the first level, PAX, which provides columnar compression. This apparently is the level Exadata operates at with its Hybrid Columnar Compression. In this post we will consider the next two levels of maturity: early materialized column…

Memory Trends and HANA

If the Gartner estimates here are correct… then DRAM prices will fall 50% per year per year over the next several years… and then in 2015 non-volatile RAM (see the related articles below) will become generally available. It has been suggested that memory prices will fall slower than data warehouses will grow (see here). That does not seem to…