Please join Percona’s Principal Support Engineer Sveta Smirnova as she presents Billion Goods in Few Categories: How Histograms Save a Life? Watch the Recorded Webinar We store data with the intention to use it: search, retrieve, group, sort, etc. To perform these actions effectively, MySQL storage engines index data and communicate statistics with the Optimizer [&]

https://www.percona.com/blog/2019/04/25/webinar-histograms-save-life/