The Big Data Devil

I just finished a draft for next week on Big Data and thought that with this note I might form … More

Who is How Columnar? Exadata, Teradata, and HANA – Part 1: Column Compression

There are three forms of columnar-orientation currently deployed by database systems today. Each builds upon the next. The simplest form … More

Jason asked a great question in the comment section here… he asked… does Teradata’s Intelligent Memory erode HANA’s value proposition? … More

If the Gartner estimates here are correct… then DRAM prices will fall 50% per year per year over the next several years… … More

Cloudera and Teradata have jointly published a nice paper here that presents an interesting perspective of how Hadoop and an EDW … More

If you missed the tweet… 2+ years ago I predicted here that Teradata would go away from ByNet… and lo … More

In the post here I listed the units of parallelism (UoP) applied by various products on a single node. Those … More

6 May… There is a good summary of this post and on the comments here. – Rob 17 April… A … More

The following performance numbers are being reported publicly for HANA: HANA scans data at 3MB/msec/core On a high-end 80-core server … More

In many of my posts I refer to the issues associated with building “extra” data structures to meet performance goals … More