Topic: Tabular
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Did you ever experience a long waiting time while opening a Power BI Desktop file? There could be many reasons for that, but if you have calculated columns and/or calculated tables in your model, you should be aware that they… Read more
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One of the first concepts to learn in DAX is the difference between calculated columns and measures. This article shortly recaps the differences and describes when to use each one. Read more
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Something really big is happening! The July 2020 version of Power BI Desktop allows you to create calculation groups in Power BI Desktop, thanks to the new “external tools” feature that enables the integration with Tabular Editor. We had been… Read more
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Using ALLSELECTED with no arguments in a remote model later used in a composite model might produce unexpected results. In this article we examine the topic and provide the reasons why ALLSELECTED requires special attention. Read more
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This article introduces the syntax to describe in a textual form the DAX expressions and additional properties of calculation groups. Read more
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I recently wrote an article that describes how to calculate a measure (such a sales, but it could be anything else) considering for each customer its first 12 months, then months 13-24 and so on. In practice, for every customer you have a different range Read more
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This article explains how to use SUMMARIZECOLUMNS, which is a replacement of SUMMARIZE and does not require the use of ADDCOLUMNS to obtain good performance. Read more
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This video explains how composite models and calculation groups work together. Indeed, they might show a very unique behavior that a good DAX developer must understand well to build sound models. Watch now
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When used in a composite model, calculation groups show a very unique behavior that a good DAX developer must understand well to build sound models. In this article we describe how composite models and calculation groups work together. Read more
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In composite models, any query can be executed on the remote model (wholesale execution) or by mixing local and remote engines together (retail execution). This article describes the differences between the wholesale and retail modes, along with examples. Read more
