Author Archives: jwelch

Presenting at Midlands SQL PASS Chapter

I’ll be presenting at the Columbia, SC PASS user group on July 7. I’ll be speaking on “Getting Started with Analysis Services 2008”, which is a demo heavy introduction to using SQL Server Analysis Services 2008. If you want to … Continue reading

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Warning about Using String Variables in Derived Column Expressions

I ran across an interesting behavior in SSIS this week, and thought it was worth sharing. Occasionally, I’ll have the need to use the value of a variable (set in the control flow) in the data flow. The typical way … Continue reading

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Creating Multiple Rows in a Text File from a Single Row

A recent post on the SSIS forums was asking about creating multiple rows in a text output file from a single row in the data flow. Given a set of rows like this: John Smith 1/1/1900 Value A Jane Smith … Continue reading

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Setting “Work Offline” without Opening the Project

If you’ve done much work with SSIS, you’re probably aware that on opening a package in BIDS, SSIS validates all the objects in the package. This can cause the packages to open very slowly, particularly if it has connections to … Continue reading

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SSWUG Free Community Event

There is a free community event from SSWUG coming up on April 17th. For people interested in Analysis Services (and who isn’t?), you’ll be able to see a webcast from Donald Farmer on developing high performance cubes. If you haven’t … Continue reading

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Updating Custom Assembly References in SSIS

Just a quick tip related to a recent problem I had with a custom task I developed for SSIS. I had to recompile it recently, and in the process, managed to change the public key associated with the assembly. Since … Continue reading

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SSWUG Business Intelligence Virtual Conference and SDS

It’s been a busy first quarter, but I should have a little more time available to blog now.  I’ve just completed shooting my sessions for the SSWUG Business Intelligence Virtual Conference, which has been one of the things occupying my … Continue reading

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Scale Up or Scale Out for SQL Server Data Warehouses

Historically, scale up has been the model for Microsoft data warehouses. Running a large, multi-terabyte data warehouse meant buying a lot of hardware for a single server, and hoping that it would be enough, once the warehouse was fully loaded … Continue reading

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Check for SQL Agent Job Completion

Recently, a user on the MSDN forums asked how to check an Agent job from SSIS to see if it’s completed. Once it had completed, additional steps need to be performed, for example, archiving flat files. However, this couldn’t be … Continue reading

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Presenting at the Spring SSWUG Business Intelligence Virtual Conference

I’m going to be doing 3 sessions at the upcoming SSWUG BI Virtual Conference. If you are interested in getting an introduction to SQL Data Services (SDS), I’ll be doing an introductory session on it, and then covering how it … Continue reading

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