# Topic: Power Pivot

Page 17 of 177 blog posts
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# Rounding functions in DAX

Today I prepared a table of the many rounding functions available in DAX (yes, it’s part of the book we’re writing), so that I have a complete schema of the better function to use, depending on the round operation I need to do. Here is the list of functions  Read more

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# TechEd NorthAmerica 2010 (and MS BI Conference 2010) Sessions

I just read the Dave Wickert post about his sessions about PowerPivot from Microsoft at TechEd 2010 in New Orleans (June 7-10, 2010) and there are at least two things I’d like to add. First of all, there is also another conference! In fact, this time  Read more

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# Microsoft PowerPivot for Excel 2010 – book coming in September

As you might already know, I and Alberto Ferrari are writing a book about PowerPivot 2010 for Excel. The official title is Microsoft PowerPivot for Excel 2010: Give Your Data Meaning and you can already order it on Amazon ! However, it will be published  Read more

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# Notepad++ used as DAX editor

If you use PowerPivot and write some DAX formula, don’t miss this post on PowerPivotPro blog – if you want to get an external editor for your DAX formula, you can use Notepad++ for free – and adding the customization described in this post by Colin Banfield,  Read more

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# ALL, ALLEXCEPT and VALUES in DAX

When you use CALCULATE in DAX you are creating a new filter context for the calculation, based on the existing one. There are a few functions that are used to clear or preserve a column filter. These functions are: ALL – it can be used with one or more  Read more

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# How to relate tables in DAX without using relationships

UPDATE 2017-07-12: please note this article was written in 2010, there are now better ways to obtain the same result. Please read these articles: Physical and Virtual Relationships in DAX and Propagate filters using TREATAS in DAX PowerPivot supports  Read more

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# Avoiding calculated column in DAX

A calculated column is a DAX expression which is evaluated when the PowerPivot workbook is updated. It is very useful, but there are cases where you want to delay calculation at query time. For example: You want to make part of the calculation depending  Read more

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# Table Denormalization Study in PowerPivot

I recently talked about memory usage in PowerPivot and previously I wrote about difference modeling options using table normalization or not . Thus, I wondered whether table normalization is a good practice for performance and memory or not. The short  Read more

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# PowerPivot Profiler

Denny Lee described how to open a trace file in PowerPivot for Excel . It is something that is very important because the SSAS engine which runs PowerPivot runs inside the Excel process and doesn’t have an external connection (thus, also SQL Profiler  Read more

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# Memory Considerations about PowerPivot for Excel

PowerPivot for Excel is an Add-In which uses a local version of Analysis Services (SSAS) to process data and make calculation to respond to user queries made using Excel 2010. The SSAS engine is loaded in-memory in the process of Excel. Especially with  Read more