Log all queries ?

Is it possible to tell PG to store each and every query it is asked to
perform in syslog ? (every select, update...)

I need this to debug perl script called thru HTTP, to see what they
realy execute.

Thanks,
Nico

--
nicolas@bouthors.org -- http://nicolas.bouthors.org/ -- +33 6 20 71 62 34
Administateur Syst�mes et R�seaux -- GHS -- 38, Rue du Texel