Re: postgres database

> There is a GNUmed live cd uses postgres, perhaps investigating it may help.
> http://savannah.gnu.org/cgi-bin/viewcvs/gnumed/gnumed/gnumed/test-area/knop
>pix/?search=None&hideattic=1#dirlist


they use a trick close to mine (i just save some disk space using a tarball 
... but i spend some extra time extracting it during the boot sequence):

###
8.) To make postgres work off the CD you need to pull a little trick here:
        copy /var/lib/postgresql to /etc/skel/postgresql
###

i have been said that one of the interesting fields to investigate would be 
the use of shmfs-Ramdisk and/or LVM
apparently that would enable me to store only the differences in the ramdisk

has any of you already tried that ?