Microsoft recently published a Using DirectQuery in the Tabular BI Semantic Model white paper. The white paper provides a great introduction for the DirectQuery technology, xVelocity and columnstore indexes. It also covers security, capacity planning and deployment best practices.
I have been trying to wrap my brain around the various options that Microsoft offers around near real-time analytical experience for the end users. Clearly, a semantic model is needed to isolate the end from the complexity of SQL/Relational Data Warehouse. So I see three options to explore: traditional MOLAP model for Analysis Services New
I have been spending more and more time with my Windows 8 Tablet. As I have mentioned numerous times before, there is a lot to like about it. My Samsung Series 7 is running a lot better after I installed the latest drivers for Windows 8 that were just released by Samsung, with touch input being the
I believe that Microsoft has delivered a very solid release with SQL Server 2012. I love MDS V2, I am giddy with excitement about columnstore indexes (still trying to hunt down any hints that would substantiate the claimed availability of this technology for Analysis Services), I think that PowerView will be a huge success, although
Microsoft is claiming that xVelocity technology will be available across SQL Server database engine, PowerPivot AND Analysis Services… This technology works great for the first two, however, I couldn’t find anything on column store for the Analysis Services…. This would be a huge new improvement for SSAS…
Not sure if anybody is using Microsoft Virtual Academy.. if you are not – you should… What’s the compelling event? Well, 7 freshly minted modules have just been posted for our perusal: Developing and Managing a BI Semantic Model Configuring and Securing Complex BI Applications in SharePoint Enriching your BI Semantic Models with Data Analysis
Microsoft has posted 16 virtual labs online. The labs cover three major areas: Business Intelligence Mission Critical Operations Database Management Those of us who are trying to jump start Self Service BI in our organizations should checkout the following three: Creating a PowerPivot Model and Report in the Excel Client Defining DAX Calculations with Microsoft
Kasper de Jonge posted a great article about building PowerPivot hierarchies against dimension tables that implement parent/child relatioship… Basically, a new PATH() DAX function is used to build a string that contains a path from the leaf to the top parent level member in the hierarchy and then a PathItem() function is used for each