Tim Mitchell
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Data Warehousing

Null, empty string, or zero?

The answer: It Depends. One of the more common problems I encounter when managing data quality, especially in an ETL process, is the proper handling of null, empty string, or zero values. When I put on my preaching shoes to talk about bad data, this is one the areas I have to spend a lot of time covering because it…


Best of PASS Summit 2014: Building Bullet-Resistant SSIS Packages

This week, PASS announced the Best of PASS Summit 2014, a collection of the 10 highest-rated sessions from last fall’s PASS Summit in Seattle. I was pleasantly surprised to learn that my session, “Building Bullet-Resistant SSIS Packages”, was among these. All of these sessions (including lots of other content) are available for viewing on the PASS TV channel on YouTube….


SSIS Variable as a Result Set Enumerator

Using the SSIS Object Variable as a Result Set Enumerator

In the first post in this series, I covered the basics of object typed variables in SQL Server Integration Services, along with a brief examination of some potential use cases.  In this installment, I’m going to illustrate the most common use of object typed variables in SSIS: using an object variable as an ADO recordset within a loop container to…