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PowerShell Script to Deploy Multiple VM on Azure in Parallel #azure #powershell
This blog is usually dedicated to Business Intelligence and SQL Server, but I didn’t found easily on the web simple PowerShell scripts to help me deploying a number of virtual machines on Azure that I...
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Updates about Multidimensional vs Tabular #ssas #msbi
I recently read the blog post from James Serra Tabular model: Not ready for prime time? (read also the comments because there are discussions about a few points raised by James) and the following post...
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Videos about #DAX on Project Botticelli
More than one year ago, I and Alberto started recording videos for Project Botticelli, and now we have a set of videos about DAX that you can watch online. There are a few videos free, and others are...
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Format your #dax code with DAX Formatter
When you write a DAX formula that is not trivial, you end up having a complex expression that is not really readable. I think that the same problem affect in part all Excel users, but in Excel you can...
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Power Query now imports relationships #powerquery #powerpivot
The December release of Power Query preview (version 2.9.3502.261) introduced an interesting feature: when you import multiple tables in the data model, relationships existing between tables in the...
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Training for DAX, Tabular and Power Pivot in 2014 #powerpivot #dax
I hadn’t time in the last two months for new blog posts, but with some good reasons! I’ve been busy putting DAX Formatter online and writing some other stuffs that I will be happy to share very soon,...
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Using Added Columns in #DAX Queries
I had an issue in a query that reminded me a few details naming columns created by ADDCOLUMNS.When you specify a simple name in ADDCOLUMNS, you can use it later, for example in a SUMMARIZE or in a...
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Distinct Count in DAX Query Plans #dax #tabular
In the last months I and Alberto Ferrari worked on many consulting engagements about designing Tabular models or optimizing existing ones. One of the strength of the Tabular model compared to...
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Natural and Unnatural Hierarchies in #powerpivot and #tabular
Last week I wrote an article about Natural Hierarchies in Power Pivot and Tabular where I show why it is important creating natural hierarchies for performance reasons. I’d like to spend a few words...
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Scheduled Data Refresh in Power BI #powerbi #powerpivot
Now that Power BI is finally available (I still use terms as “released” for software and “in production” for a service…) I made some test on the new Scheduled Refresh option that you have for your...
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How to obtain last process date from #SSAS #Tabular
I wrote an article about how to get the Last Process Date in SSAS Tabular. This is a common request and there are many ways to obtain this information. You can use the metadata provided by XMLA or DMV,...
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DAX Patterns website official launch! #dax #powerpivot #tabular
I’m very proud to announce the official launch of the DAX Patterns website!http://www.daxpatterns.comI and Alberto Ferrari worked on this idea for a really long time. Many business scenarios can be...
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The Cumulative Total #dax pattern
The first pattern published on www.daxpatterns.com is the Cumulative Total. Another common name of this calculation is Running Total, but the reason why we named the pattern in this way is that we...
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Distinct Count calculation on dimension attribute in #dax #powerpivot #tabular
Creating Distinct Count calculations in DAX is pretty easy when the target of the operation is a column in the “fact table” of a star schema. When you want to apply the DISTINCTCOUNT function to a...
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How to pass a #DAX query to DAX Formatter
In its first two months, DAX Formatter served 3,500 requests and I see the daily trend slowly raising. If you have observed carefully the first articles published on DAX Patterns, you might have seen...
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Connecting to #powerpivot from an external program (such as #Tableau)
Many people requested me how to connect to Power Pivot from an external program, without publishing the workbook on SharePoint or on Analysis Services Tabular. I always said it is not possible (for...
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Implement Parameters using Slicers in #powerpivot #dax #tabular
Apparently you cannot pass an argument to a DAX measure. In reality, you can interact with a slicer that has the only purpose of representing a parameter used by a DAX formula. You just create a table...
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Expert Cube Development new edition now available! #ssas #multidimensional
It is available the new edition of the advanced OLAP book, now called “Expert Cube Development with SSAS Multidimensional Models”. The previous edition was titled “Expert Cube Development with...
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LASTDATE vs. MAX? CALCULATETABLE vs. FILTER? It depends! #dax #powerpivot...
A few days ago I published the article FILTER vs CALCULATETABLE: optimization using cardinality estimation, where I try to explain why the sentence “CALCULATETABLE is better than FILTER” is not always...
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Amsterdam PASS UG Meeting on March 18 #dax #tabular #powerpivot
I will be in Amsterdam for the Advanced DAX Workshop on March 17-19, 2014 (hint: there are still a few seats available if you want to do a last-minute registration), and the evening of March 18 I will...
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