On Thursday 22 March 2007 14:52, Alvaro Herrera wrote: > Dimitri escribió: > > Folks, > > > > is there any constrains/problems/etc. to run several vacuum processes in > > parallel while each one is 'vaccuming' one different table? > > No, no problem. Keep in mind that if one of them takes a very long > time, the others will not be able to remove dead tuples that were > killed while the long vacuum was running -- unless you are in 8.2. Yes, I'm using the last 8.2.3 version. So, will they *really* processing in parallel, or will block each other step by step? Rgds, -Dimitri