It has been tested and discuted during a long time. Check the thread if you want to know more about this. http://www.postgresql.org/message-id/flat/CAA4eK1KTv73

It has been tested and discuted during a long time. Check the thread if you want to know more about this. http://www.postgresql.org/message-id/flat/CAA4eK1KTv73uD9_W5wR4HiMZ_hgi8oseWncxbC53XwZDp-8aEg@mail.gmail.com#CAA4eK1KTv73uD9_W5wR4HiMZ_hgi8oseWncxbC53XwZDp-8aEg@mail.gmail.com http://www.postgresql.org/message-id/flat/CAA4eK1KTv73uD9_W5... Keep in mind that's the first pieces and not all the patches has merged yet concerning this feature. Still some on progress.