Topic: SSAS

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Adding a measure to a Tabular model

This article describes how to add a measure to a Tabular model already deployed on Analysis Services by using C# or PowerShell. This can be useful to deploy user-defined metrics without deploying the entire database.  Read more

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Tuning query limits for DirectQuery

This article describes a few query limits existing in DirectQuery for both Power BI and Analysis Services Tabular 2016, explaining when you can modify them.  Read more

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Translations in Analysis Services 2016

Translations are a new feature in Analysis Services Tabular 2016. This article explains how to use this feature and introduce SSAS Tabular Translator, a free tool to edit translations files.  Read more

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Optimizing DAX expressions involving multiple measures

Writing measures referencing other measures is in general a good idea that simplifies the DAX code, but you might face specific bottlenecks. This article describes which performance issues might arise when different measures aggregate the same column using different filter…  Read more

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Many-to-many relationships in Power BI and Excel 2016

The new DAX available in Excel 2016 and the data model in Power BI and Analysis Services 2016 offer tools to manage many-to-many relationships in a more efficient way than previous version, as described in this article.  Read more

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Transition Matrix Using Calculated Tables

In the 2015 September update, Power BI introduced calculated tables, which are computed using DAX expressions instead of being loaded from a data source. This article shows the usage of calculated tables to solve the pattern of transition matrix for…  Read more

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Calculated Columns and Measures in DAX

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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Data Model Size with VertiPaq Analyzer

Analyzing table and column size is an important step in optimizing a data model for Power Pivot, Power BI, or Analysis Services Tabular. This article describes VertiPaq Analyzer, an Excel workbook to analyze detailed information extracted from Dynamic Management Views.  Read more