Monthly Archives: March 2014

Reading recommendation: “3 Ways to Test the Accuracy of Your Predictive Models”

Data Mining Imagine being in a data mining project where people are all enthusiastic about finding hidden patterns and doing some data magic. Now you set up and train your model and the model gives some results (for example scores … Continue reading

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Converting events to hourly based aggregations

PDW 2012 | SQL Server 2012 For today’s post I didn’t find a really good title. Here’s what this post is about: Sometimes you’ll find event based data in your source system (something happens at a specific point in time) … Continue reading

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ETL or ELT… or both??

PDW 2012 | SQL Server 2005-2014 With database servers getting more and more powerful, some traditional concepts of Business Intelligence solution may be reconsidered. One of those concepts for which you can find a lot of lively debates recently is … Continue reading

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