Topic: Tabular
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I recently read the blog post from James Serra Tabular model: Not ready for prime time? (read also the comments because there are discussions about a few points raised by James) and the following post from Christian Wade Multidimensional or Tabular . Read more
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I recently wrote an article on SQLBI about the semi-additive measures in DAX . I included the formulas common calculations and there is an interesting point that worth a longer digression: the difference between LASTDATE and MAX (which is similar to FIRSTDATE Read more
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You can use the USERELATIONSHIP function in DAX to apply a non-active relationship in a particular DAX calculation. This approach is usually simple in a measure (just use USERELATIOSHIP in one of the filter arguments of CALCULATE) but as soon as you try Read more
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Recently I received a request from a reader related to the handling of missing or invalid dates in Tabular (but the same can be applied to Power Pivot). In the Analysis Services Tabular book , we wrote that you can insert a special row in the Date table Read more
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In the traditional star schema design of a Data Mart, you replace a missing, unknown or wrong date in the fact table with a dummy value in the Date dimension table. In Tabular, handling a Date table requires an existing… Read more
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Alberto Ferrari recently recorded a free short video introduction about what is time intelligence . When you have to perform time-related calculations in Power Pivot or in Analysis Services Tabular, you have to rely on some DAX expressions. There are Read more
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I recently wrote an article on SQLBI describing the dynamic calculation of stock inventory in DAX. With this technique, you can avoid creating a snapshot fact table just to store the inventory stock for every day and every product, creating a table that Read more
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In the last weeks the Microsoft BI buzzword has been Power BI for Office 365, which will be available soon in preview. I read a few comments about the fact that there is a constant discussion about the future but a lack of information and discussion about Read more
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Alberto Ferrari wrote a very interesting white paper about DAX query plans. We published it on a page where we'll gather articles and tools about DAX query plans: http://www.sqlbi.com/topics/query-plans/ I reviewed the paper and this is the result of Read more
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The sessions recorded at TechEd 2013 are online. I and Alberto Ferrari delivered the same sessions and the recording are available for both TechEd North America and TechEd Europe. It’s nice for me being able to compare two deliveries of the same session. Read more