I'm approaching the review phase for a paper I wrote about advanced dimensional modeling with Analysis Services 2005 using many-to-many dimension relationships. Currently the paper has around 80 page (with many figures!) and covers 2 base techniques (base  Read more

Yesterday I had to fix a simple still subtle bug in TableDifference , I think sharing the experience will be useful for everybody involved in custom component creation. The component has some fields that are initialized in the component constructor, at  Read more

I just opened the wiki on SQLBI.EU : it contains link to useful resources for BI solution development with SQL Server, so it covers SSIS, SSAS, SSRS and of course SQL Server itself. The wiki works well when there is large contribution, so please share  Read more

I just answered to a request on SQLBI.EU forum of someone that is looking for a better lookup component, specifically designed for typical Data Warehouse scenarios. While you can read the whole thread on the forum , I try to resume most wanted requirements,  Read more

SqlBulkTool is a command line utility that is used to quickly create a mirror of a database. It reads its configuration from an XML file containing source and destination command strings and a list of all the tables to mirror and then handles the work  Read more

Two weeks ago I wrote a tool to ease and improve the migration of a DTS package to a SSIS package. I named the tool DtsToSsis-Prepare, it is available with full source code at www.sqlbi.eu and now I wrote a larger article that describes the needs that  Read more

Thanks to Alberto Ferrari there is a new way to handle Slowly Changing Dimensions (SCD) with Integration Services: he just released Table Difference 1.1 and FlowSync 1.0 . Both are downloadable at www.sqlbi.eu . The problem that those components solve  Read more

TableDifference has been updated to version 1.1. The major improvement is the fact that now TableDifference can handle a field as Key : a field that represent a key in the table, you must supply KeyOrder Compare : a field that is to be compared between  Read more

Several people downloaded TableDifference to handle SCD faster, some of them, especially using it on huge table (more than 10 millions rows) noticed memory problems. The problem is that of a flow running too fast and making TableDifference cache data,  Read more

I wrote a small tool to improve the migration from SSIS to DTS. The problem I had to solve was this: I have many Data Transform Tasks that have a simple behavior, read data from a query and write data on a table, using fast load with batch insert. You  Read more