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Learn how to use the new DAX window functions (INDEX, OFFSET, and WINDOW) to manipulate tables by sorting and partitioning data. Read more
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Learn how to write DAX queries and how to manipulate tables in DAX measures and calculated columns. Read more
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Learn the internals of Power BI semantic models created by using VertiPaq, DirectQuery over SQL, and DirectQuery for Power BI datasets and Analysis Services. Read more
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SQL 2012 gives you two different xVelocity engines, with different capabilities and different scenarios of implementation, the paper will help you choose the right one or, at least, raise your curiosity about performing more tests on your specific scenario. Read more
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The SQLBI Methodology defines architecture and implementation of advanced BI solutions using Microsoft SQL Server, SQL Server Analysis Services and – more generally – the Microsoft suite for Business Intelligence. Read more
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This white paper explores many different uses of many-to-many relationships in both SQL Server Analysis Services Multidimensional and Tabular models. Read more
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This article describes the pros and cons of using SQL Server Analysis Services Tabular as the analytical engine in a service or application, based on the experience of companies who have adopted it. Read more
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This white paper describes how to use and optimizing DirectQuery with Analysis Services Tabular. Read more
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Analysis Services Tabular can be used in large-scale solutions and SQLBI already helped several companies in the challenging effort of defining a reliable and scalable architecture, designing the right data model and optimizing the queries. One of these stories is… Read more
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Distinct Count calculations in DAX are very fast compared to other engines. But when you have a large number of values, performance might be different depending on the query you write. Read more