Robert Haas

I have been somewhat lax about blogging for the last six months or so due to having been even busier than usual with various projects, and I...

PostgreSQL has three shutdown modes: smart, fast, and immediate.  For many years, the default has been "smart", but Bruce Momjian ...

Amit Kapila and I have been working very hard to make parallel sequential scan ready to commit to PostgreSQL 9.5.  It is not all there yet,...

It's been over a year since I last blogged about parallelism , so I think I'm past due for an update, especially because some exciti...

Database performance and hardware selection are complicated topics, and a great deal has been written on that topic over the years by many v...

Last week, Linus Torvalds merged a Linux kernel commit from Mel Gorman disabling vm.zone_reclaim_mode by default .   I mentioned that this c...

When your database gets corrupted, one of the most important things to do is figure out why that happened , so that you can try to ensure th...