PG Phriday: 10 Ways to Ruin Performance: Forgetting to EXPLAIN
Yesterday I gave the developers at my company what I call a DBA Chat. It’s something I try to do every month to keep them apprised on various features, caveats, performance considerations, and so on. I find that educating the folks who regularly work with the database does wonders for application performance and my sanity. The benefit of this long format is that I can go over more information than a time constrained set of slides.