Marco Russo's Blog

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SSAS Performance Tools

Chris Webb has recently released a really interesting tool: MDX Script Performance Analyzer . It’s a really interesting idea that will save me (and you) a lot of time trying to understand the root of a performance issue into an MDX Script of a cube. Thank  Read more

An useful guide to Excel 2007 Pivot Table

I found an interesting “how-to” guide to Excel 2007 Pivot Table. It is a sample chapter from the Pivot Table Data Crunching for Microsoft Office Excel 2007 book. Probably not all the described feature are available in a Pivot Table attached to an Analysis  Read more

Strange bug in SSAS 2005

I have been notified of this strange bug in Analysis Services 2005 that is easily reproducable. ****************************************************************** PLEASE DO NOT TRY THIS TEST ON A PRODUCTION SERVER! IT HANGS ANALYSIS SERVICES!!! ******************************************************************  Read more

SQLBI at Microsoft Business Intelligence Conference 2007

I am proud to announce that SQLBI community will be at the Microsoft Business Intelligence Conference 2007 (May 9-11, 2007 – Seattle). You can meet me and Alberto Ferrari in the User Group Area, booth #532 . We will try to make our booth visible with  Read more

The need for a better merge component in SSIS

Alberto Ferrari wrote an interesting post about the need of more properties to control the behavior of a Merge component in Integration Services (SSIS). This apparent simple problem becomes very important in large data warehouses. I hope that someone  Read more

FastLoad option on SSIS with int identity as primary key

Alberto Ferrari posted some test we made working on performance optimization loading data in very large dimension tables. When we discovered that an int identity primary key is not handled by SQL Server just as an ordered set of data in a bulk operation…  Read more

How to get Distinct Count in SSIS

Almost one month ago I made a post about a brand new Distinct component for SSIS made by Alberto Ferrari and freely available on SQLBI.EU . The most used way to get distinct rows in a Data Flow that I’ve seen is to use the Sort component, asking only  Read more