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  • Power BI Analysis Services Connector Security

    The Power BI Analysis Services Connector can be used to connect from the Power BI service to your on premises tabular Analysis Services models. In this blogpost I will look into the security and authentication possibilities that the SSAS Connector offers. Dynamic row-level security based on the Power BI user name to an on premises SSAS Tabular ...
    Posted to Jorg Klein (Weblog) by jorg on March 19, 2015
  • re: Relational Data Lake

    @Tony, using HDInsight gives you the possibility to issue Hive and Pig queries. The big advantage of these queries is that they are SQL-like and therefore easy to understand, you dont have to write any Java code. A nice introduction to HDInsight can be found here: The following tutorial ...
    Posted to Jorg Klein (Weblog) by jorg on December 23, 2014
  • Relational Data Lake

    What is a Data Lake? Pentaho CTO James Dixon is credited with coining the term ''Data Lake''. As he describes it in his blog entry, ''If you think of a Data Mart as a store of bottled water cleansed and packaged and structured for easy consumption the Data Lake is a large body of water in a more natural state. The contents of the Data ...
    Posted to Jorg Klein (Weblog) by jorg on December 18, 2014
  • re: Implement SSAS MD cell security using dimension security with blazing performance

    Hi Anže, Following the technique described in this blog post means you would create one _CHECKED calculation based on your measure and use this in all your other calculation definitions. End users will still see the calculations, but when they use it in a pivot or report it will return NULL when they don't have the appropriate rights. So the ...
    Posted to Jorg Klein (Weblog) by jorg on February 26, 2013
  • Implement SSAS MD cell security using dimension security with blazing performance

    SQL Server Analysis Services (SSAS) Multidimensional (MD) is a great product, and in my opinion its still the only real option to go for when building complex enterprise BI solutions. Its still very fast when implemented correctly and its mature and therefore very stable. &nbsp; The only real downside is cell security, which, in my opinion, is ...
    Posted to Jorg Klein (Weblog) by jorg on February 18, 2013
  • SSIS Denali CTP3 – What’s new?

    Last week Microsoft released CTP3 of SQL Server Integration Services (SSIS), code name: Denali. In this blog post I will look into the new key features and some of the minor improvements in SSIS Denali. 1. Development Shared Connection Managers Connection Managers can now be shared on SSIS project level. You can create them in the ...
    Posted to Jorg Klein (Weblog) by jorg on July 22, 2011
  • SSIS - Connect to Oracle on a 64-bit machine (Updated for SSIS 2008 R2)

    We recently had a few customers where a connection to Oracle on a 64 bit machine was necessary. A quick search on the internet showed that this could be a big problem. I found all kind of blog and forum posts of developers complaining about this. A lot of developers will recognize the following error message: Test connection failed ...
    Posted to Jorg Klein (Weblog) by jorg on June 9, 2011
  • re: A new SQL Server MVP from Italy

    Posted to Alberto Ferrari (Weblog) by jorg on April 12, 2011
  • re: Replication Services as ETL extraction tool

    Hi Marlene, I have just checked the package again and I can open it and see the design without problems. Please note that it's a SSIS 2008 package so you wont be able to open it in SSIS 2005! --Jorg
    Posted to Jorg Klein (Weblog) by jorg on March 31, 2011
  • Replication Services as ETL extraction tool

    In my last blog post I explained the principles of Replication Services and the possibilities it offers in a BI environment. One of the possibilities I described was the use of snapshot replication as an ETL extraction tool: Snapshot Replication can also be useful in BI environments, if you dont need a near real-time copy of the database, ...
    Posted to Jorg Klein (Weblog) by jorg on March 12, 2011
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