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Yesterday I and Alberto delivered the PreCon day about BISM Tabular in Analysis Services 2012. We received very good feedback and now I am looking forward to meet people that read our blogs and our books! Ping me on Twitter… Read more
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When you create a PowerPivot workbook or a BISM Tabular model (new in Analysis Services 2012), you store data by using the VertiPaq engine, which is an in-memory columnar database. Instead of considering the row of a table as the… Read more
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Analysis Services answers to query in MDX, in DAX (by now just for Tabular models) and has a limited capability to answer SQL queries. It is not useful for any development or client tool, but I wanted to write a… Read more
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Last week the final session evaluations from PASS Summit 2011 have been communicated to speakers and best scores have been made public. My session was not particularly good: it had very good feedback (overall average 4.32) and some average one,… Read more
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I just published an article about Sorting Dates Columns in PowerPivot v2 and BISM Tabular on SQLBI website. In reality, the article is about sorting columns by other columns in a Tabular model, but the common scenario in which you… Read more
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The SQL Server Profiler provides you many information regarding the internal behavior of DAX queries sent to a BISM Tabular model. Similar to MDX, also in DAX there is a Formula Engine (FE) and a Storage Engine (SE). The SE… Read more
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Next week I will be in Paris and Brussels for two editions of the PowerPivot Workshop. The evening after the first day of the workshop is always a good chance to meet people from local communities and I am happy… Read more
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On January 18th, 2012 at 12pm Eastern Time (which is 5pm GM) Alberto Ferrari will deliver a free online session for the PASS DW/BI Virtual Chapter. This is the official description of the session. Many-to-Many Relationships in DAX The introduction… Read more
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During the writing of The Definitive Guide to DAX I wanted a simple way to analyze the content and distribution of data compressed in the VertiPaq engine, used by Analysis Services Tabular, Power Pivot and Power BI models. I always… Read more
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SQL Server Analysis Services is a product that does not have its own product code, being sold as part of SQL Server. I think that also Microsoft does not know (and cannot know) the exact number of users. For this… Read more