Periscope Data demonstrates the best ways to speed up your SQL queries with proven techniques they use themselves.
As an analyst, your work is important! Slow queries can keep you from efficiently surfacing and acting on insights. This could be delaying better business outcomes, as well as your professional advancement.
Our customers frequently ask us how they can speed up their queries; as a result, we’ve built up a lot of expertise around optimizing SQL for faster queries.
We’ve written this guide to help the data analyst community sharpen their skills and speed up their analyses. We’ll be focusing on four main opportunities: pre-aggregated data, avoiding joins, avoiding table scans, and approximations. Tactics vary from beginner to advanced to make sure any reader can benefit.
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