How to Benchmark Alternative SQL Queries to Find the Fastest Query

Tuning SQL isn't always easy, and it takes a lot of practice to recognise how any given query can be optimised. One of the most important slides of my SQL training is the one summarising "how to be fast": Some of these bullets were already covered on this blog. For instance avoiding needless, mandatory work, … Continue reading How to Benchmark Alternative SQL Queries to Find the Fastest Query