Grouping Sets, Rollup, and Cube
As BI professionals we spend a lot of time making information visible through reports. One of the main technologies behind those reports is Structured Query Language (SQL). SQL is an
Merging git changes from master to branch
There is no spoon. – from “The Matrix” (1999) I started using version control before git existed, so I bring some preconceptions with me when I use git. It is
Speaking plainly about slowly changing dimensions
As an expert in my field, I regularly use technical jargon because I need to be precise. There are circumstances when the difference between an indexed view and an un-indexed
The Cobbler’s Shoes
“The Cobbler’s children have no shoes” is an English proverb that stays current because it describes a flaw inherent in all of us. When we are our own client we
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