Topic: Optimization
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This article provides you with the technical knowledge to choose between using a Date or an Integer to create the relationship between your fact table and the Date dimension. Read more
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Large models in Power BI Premium have now a larger segment size like Analysis Services. Is this important? Does it improve compression or performance? When? This unplugged video shows the early tests and benchmarks, in preparation for a future and… Watch now
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This article describes how blank values considered in a DAX conditional expression can affect its query plan and how to apply possible optimizations to improve performance in these cases. Read more
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UPDATE 2021-06-29: also read Choosing Azure Analysis Services or Power BI Premium for large datasets - SQLBI containing updates about Power BI Premium Gen2. I often get questions about use cases for Azure Analysis Services. So I wanted to do… Read more
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Follow the process of optimizing a measure created in a previous unplugged to display the distribution of the distance between transactions in a column chart. Many people who have seen the previous unplugged asked for this second episode to discover… Watch now
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After you apply all the best practices to improve compression in Power BI, you can play with advanced settings to increase it further, even though this can affect certain features. Explore how to manipulate Encoding Hint and Available In MDX… Watch now
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Don’t miss the upcoming free SQLBI live event on Friday April 16, 2021! Join Adam Saxton, Alberto Ferrari, Patrick LeBlanc, and Marco Russo to discuss common mistakes in big data models. Proper data modeling will be a hot topic in… Read more
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This article describes how to use DAX Studio to capture DAX queries generated by Power BI. Analyzing DAX queries can be helpful to better understand performance issues, and to improve the writing of DAX queries. Read more
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This article describes a very common optimization pattern that relies on variables to optimize conditional expressions in DAX. Read more
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Estimating the cardinality of iterators is an important skill when optimizing DAX code. This article explains how to use this technique, evaluating different ways of computing the number of working days between two dates. Read more
