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BI & Big Data Blog

15.02.2009
Technical Value
SQL Server 2005 | SQL Server 2008 Deploying an OLAP application using deployment scripts is a common scenario in larger development environments. Of course we can use XMLA scripts to do the deployment but running the… Weiterlesen
25.01.2009
Technical Value
SQL Server 2005 | SQL Server 2008 Stored procedures offer a really powerful extensibility for Microsoft OLAP. But the more complex the functions get, the more you need debugging capabilities. Of course you will want… Weiterlesen
25.01.2009
Technical Value
SQL Server 2005 | SQL Server 2008 There is a nice example for an Excel add-in to enhance the abilities of the Excel pivot table with features like displaying the MDX query, adding calculated members or searching in… Weiterlesen
29.12.2008
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SQL Server 2005 | SQL Server 2008 There had been some posts discussing the multi select problems in MDX. If, for example, you have a calculated measure using CURRENTMEMBER, the measure might not be computable when… Weiterlesen
05.12.2008
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SQL Server 2005 | SQL Server 2008 Being able to specify the preferred format for measures and calculated measures in SSAS is a great feature since you just do the definition once and clients can leverage this central… Weiterlesen
15.11.2008
Technical Value
SQL Server 2005 | SQL Server 2008 In the last post we had a very simple time dimension with a non-natural hierarchy. In this post I show how to turn this hierarchy into a natural hierarchy. The basic idea is to… Weiterlesen
28.10.2008
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Setting proper attribute relationships for the attributes of a dimension is essential for query performance and usability. As Mosha wrote in his blog, it might be the most important advice for cube designers to set the… Weiterlesen
07.10.2008
Technical Value
SQL Server 2005 | SQL Server 2008 In my last post I had an example for a function to return a single value from an MDX query which has certain performance drawbacks when being used in many Excel fields. Since Excel… Weiterlesen
13.09.2008
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SQL Server 2005 | SQL Server 2008 Excel 2007 offers a lot of new functions for retrieving data from a SQL Server Analysis cube, like CUBEVALUE. While similar functions are also provided by the Excel 2002/2003 Add-In… Weiterlesen
15.08.2008
Technical Value
SQL Server 2005 | SQL Server 2008 There had been quite some posts about rounding values in MDX or on a report. For most cases we want to do the rounding in the presentation layer of the application (like with other… Weiterlesen
26.07.2008
Technical Value
SQL Server 2005 | SQL Server 2008 In a previous post I showed an example of how to return a dynamic bitmap graphic from a SSAS stored procedure and we also displayed a Win/Loss chart using this technique. Now, I just… Weiterlesen
19.07.2008
Technical Value
SQL Server 2005 In a previous post some weeks ago I wrote about calculating a quantile in MDX. Of course you could also think of using a SSAS stored procedure for the calculation as stored procedures offer the full… Weiterlesen

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