2011-01-25 xaprb.comHow to select the first/least/max row per group in SQLHere are some common SQL problems, all of which have related solutions: how do I find the most recent log entry for each program?
2014-12-29 xaprb.comWhy Deployment Freezes Don't Prevent OutagesUnfortunately, the assumptions are wrong, which is why deployment freezes often have the opposite of the intended effect.