Hello! I have installed on Debian Etch both postgresql 7.4 and 8.1. When I log in to the postgresql database with su postgres, how can I know, which one is used? Say, I want to log in to the postgresql 7.4, then which command to use? Any advices will be appreciated! -- Regards, Paul Csanyi http://www.freewebs.com/csanyi-pal/index.htm