Archive for: September 2014

FOR ANALYSTS FOR EVERYONE LEARN Tableau Talend
Creating a simple dashboard in Tableau with Talend and MySQL
September 15, 2014
0
, , , , , , , , ,
Tableau and some ETL In the following post I’m going to show you how to create a simple dashboard in Tableau from a MySQL database table which contains data from an .csv file loaded into the database via Talend. It’s also an easy to understand and hopefully working introduction to a basic ETL process, so […]
FOR BI PROS LEARN Tableau
Trigger Tableau Schedule from Talend
September 14, 2014
1
, , , , ,
In part one we just made a fantastic java class for triggering Tableau Server schedules from pure java – for profit and fun. The goal is to have a component which can trigger schedule refreshes on the Tableau Server directly after the ETL processes, without any platform dependent code or command line invocation. In this second […]
FOR ANALYSTS FOR BI PROS LEARN Tableau
How to generate the initial extract with Tableau Server
September 11, 2014
4
, , , , , ,
A lot of folks are struggling with this issue: imagine that you have to build an extract with millions of rows from your slow databases. You are on your corporate VPN from a hotel room or from a plane. It’s just painful and risky and the extract sorting process will consume a lot of CPU […]
FOR BI PROS LEARN Tableau
Trigger Tableau Schedule from Java
September 9, 2014
1
, , , , , , ,
One of our customers asked me to help trigger Tableau Server extracts/schedules from their ETL application. The most easier way is to invoke tabcmd and call the runschedule command.  Well, I am not huge fan of the command line invocation from tools and applications, it’s fragile and platform dependent (our ETL is running on Linux […]
FOR ANALYSTS FOR EVERYONE LEARN Tableau
Everything You’ve Always Wanted to Know About Meteorites
September 2, 2014
0
, , , , ,
Explanation and exploration with Tableau This reading shows you the main steps and concerns raised during of the creation of the „Meteorites” Tableau visualization, which you can also download from Tableau Public Gallery.
Editorial
YO
September 2, 2014
0
Not everyone understands data. It’s a spiritual thing. A body thing. A soul thing. Data has become a part of our modern lives. It is everywhere. It helped us building societys and to go far beyond our limits. It is in our cells, the internet, even in the mysterious quarks. Everything what we percieve is […]