Sam Mason
Curiosity driven software engineer with an eclectic set of interests; e.g. stats and ML, formal methods, and infovis
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Curiosity driven software engineer with an eclectic set of interests; e.g. stats and ML, formal methods, and infovis
Recent comments
#SQL30 Day 7: Grouping Sets
couple of variants here, one using old style GROUP BY state...
#SQL30 Day 6: Supermarket Sales
another day, another query! few different ways to do this ...
#SQL30 Day 5: Hierarchies
found a bit more time! have known about recursive queries f...
#SQL30 Day 4: Video Game Sales
I'm a strong believer in Hadley Wickham's "tidy data" and t...
#SQL30 Day 3: Weather Data
thanks for the hint, I've not done much with PostGIS for a ...
#SQL30 Day 2: Stock Price Variance
I ended up doing the same as Helen and the author. for var...
#SQL30 Day 1: Wildfires
bit late to the party! google pointed me to here and it seem...