Xmas Wish List

All We Want For Christmas It’s that time of year…yes Christmas (Xmas for short), most definitely not <yuck>’holidays'</yuck>. There’s far too much chocolate in the VLDB office as you might expect. Geeks & chocolate are a winning combo, so it won’t last long. Moving on…office Xmas decorations – check. Office …

Teradata MPP on AWS

Multi-node Teradata on AWS Teradata’s eponymous database became available on AWS in Q116 as a single node (SMP) only offering, as detailed in a previous VLDB blog post: Teradata on AWS – Configurations & Pricing Of far more interest to most folks was the availability of multi-node (MPP) Teradata systems …

An Introduction to Primary Indexes and Distribution Keys

It’s All About Data Distribution. As experts in Massively Parallel Processing (MPP), here at VLDB Solutions we talk regularly about ‘Primary Indexes’ (PI) or ‘Distribution Keys’ (DK). They are integral to the architecture of both Teradata and Greenplum respectively, and the correct identification and employment of them is ‘key’ to …