Execution plan training around the world
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I sometimes hear that query performance tuning is a dying skill. But that is not true! Even in the modern day, with workloads moving to the cloud where you can increase performance by just moving a slider, where a lot of work is done by data analysts, using low-code or no-code solutions with an abstracted view of the data model, and where investments by Microsoft have taught SQL Server how to automatically improve performance in many ways, there is still a need for professionals who know how to investigate and fix a performance problem. Perhaps that need is even growing!…
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