Mainframes
About hundred years ago, I worked on a mainframe. I those days, the mainframe was basically the mainstream computer that many people used. In those days, financial institutions started automating…
About hundred years ago, I worked on a mainframe. I those days, the mainframe was basically the mainstream computer that many people used. In those days, financial institutions started automating…
This weekend had bad weather. Rain pouring from the sky and a drop of snow. Such weather is good to undertake something that is absolutely useless like writing a Perl…
Sorry to say, but I love Microsoft Visio. Plse do not spread the word. But from time to time, I had to create a document that served two distinct groups:…
For some reason, I always overlooked the possibility to include pictures in a database. I decided to overcome this flaw and started experimenting with it. The first step was to…
I installed teradata recently. The installation was really straight forward. And as a bonus, you get tons of client tools. It is possible to use several clients to start your…
Yesterday, I started installing Oracle. I decided to download the newest version: version 11g R. I used windows xp as a platform with DHCP switched off. It really looked simple:…
Yesterday evening, I received a copy of Expressor. This is a free ETL tool which made a very good impression to me. I downloaded the copy from http://www.expressor-software.com . The…
I was asked a few days to write a SQL that would retrieve the one but latest row. Take as an example a few rows below: we have a several…
SQLite is the smallest database server we know. The engine itsself is about 500 KB – considerably less than other engines. It can be downloaded from http://www.sqlite.org/ . Once downloaded,…
In the test phase, we would like to create a nice list of encountered bugs. In most situations a project assistant is given the task to maintain this list. All…