Greenplum, MapReduce, and Hadoop

Uli Bethke Business Intelligence

If your job involves processing massive amounts of data you should familiarize yourself with Greenplum, MapReduce, and Hadoop. With 6.5 Petabytes of data eBay runs the world's largest data warehouse on Greenplum. Facebook runs a 2 PB warehouse on Hadoop. Impressive. Both Greenplum and Hadoop make use of the MapReduce framework pioneered by Google. You can run Hadoop on Amazon ...

Oracle on Windows in the EC2 cloud. Persist computer name across instance shutdown.

Uli Bethke Amazon EC2, Oracle

For various reasons it is important that your Windows computer name persists across instance shutdown on EC2 (listener, tnsnames.ora, loopback adapter etc.). To achieve this you need to perform the following steps: 1. Connect to your instance via remote desktop 2. Change the computer name via control panel 3. Open windows explorer and browse to the EC2 config tool. By ...

Executing Interfaces and Procedures in parallel in a Package with ODI

Uli Bethke Oracle Data Integrator (ODI)

I have been working on Oracle Data Integrator (ODI) over the last three weeks. It is an extremely flexible and innovative tool. Claims by Oracle that it is up to ten times faster to develop ETL routines in ODI as compared to traditional ETL tools are actually no exaggeration. In this article I will show you how to execute Procedures ...