Getting Schooled by Brent

Earlier this year Brent Ozar invited me to attend some of his online classes for free. Free is good! Training is good! I signed up with a few thoughts in mind: I had not taken a class recently (I like to self learn, perhaps to a fault) I was curious to see how Brent did […]

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SQL Solver

A few months back I ran across this article for checking semantic equivalencies of queries. That’s interesting, from the perspective of someone that has once or twice rewritten a query to be faster and then discovered it was subtly different. I don’t think we have the equivalent. We can compare query plans hashes, but often […]

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