Posts Tagged: talend

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Vacuum Analyze with Talend Open Studio
March 23, 2015
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The whole started with a requirement to vacuum analyze our production greenplum appliances. The problem was with the timing, we only had two hours to complete the activity. This means we would need to start with the table that was never vacuumed, then followup with the other tables ordered by vacuum date and stop process precisely after […]
Editorial FOR EVERYONE Tableau Talend
ETL + VIZ Lecture at the University of Szeged
October 14, 2014
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One friend of mine teaches – among other things – human information science at the University of Szeged in the LIS Department and he invited me to give a lecture for his students. I was really happy because I think that spreading the word is the second most important thing an enthusiast can do for the […]
FOR ANALYSTS FOR EVERYONE LEARN Tableau Talend
Creating a simple dashboard in Tableau with Talend and MySQL
September 15, 2014
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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 […]
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Trigger Tableau Schedule from Talend
September 14, 2014
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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 […]
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Trigger Tableau Schedule from Java
September 9, 2014
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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 […]