Arthur Silva wrote on Monday, June 29, 2015 5:23 PM: > Therefore, I'm asking if it's possible to duplicate my main database on a > slave server in order to run these cron on this second server... then, > replicate these changes on the main database (master).
> http://www.postgresql.org/docs/9.3/static/warm-standby.html ? If you do it the other way around, a hot standby (see: http://www.postgresql.org/docs/9.3/static/hot-standby.html) might work for you. That is, your cron scripts would UPDATE the master server, and the Web site would do read-only queries against the slave server. That’s for the built-in replication of PostgreSQL (sorry, I have no experience with the add-on replication solutions).
