HANA Memory Utilization

The current release of HANA requires that all of the data required to satisfy a query be in-memory to run … More

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 … More

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

I would like to recommend to you John Appleby’s post here on the HANA blog site. While the title suggests the … More

I renamed this so that Teradata folks would not get here so often… its not really about Intelligent Memory… just … 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

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