I talk about why you should optimize your queries to the PI System and then show one of the first steps to take using the AFAttributeList class. I take a typical way data is retrieved from PI and make it 40% faster!
Please see the associated video:
PI Tip #4 - Speed Up Your PI System Queries, Now! - YouTube
Github Repo: https://github.com/LonnieBowling/Optimized-PI-Query