Robert Haas

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...

Last month, ZDNet published an interview with MongoDB CEO Max Schireson which took the position that the document databases, such as MongoD...