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Slowly changing dimensions (part 3)
In the third installment of the series on slowly changing dimensions, we’re going to tackle the question of how to manage accumulated fact aggregates in a solution that uses SCD 2 dimensions. While SCD...
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Efficient data, part 6: Versioning changes
This installment in the series on efficient data is on versioning changes in a table. The article is a re-post of a post I wrote in september on compressing slowly changing dimensions, although the...
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Copying data with foreign keys and/or identity columns
In a sense, you could call me lazy. If there’s a script that will perform a task for me, I’d rather use that script than reinvent another wheel. Then again, if needs be, I’d rather spend a day writing...
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