"Christoph Anton Mitterer" <calestyo(at)scientia(dot)net> writes:
> The documentation tells
> (http://www.postgresql.org/docs/9.0/static/runtime-config-logging.html#GUC-L
> OG-TIMEZONE) that the default for log_timezone is "unknown".
That is technically correct, if not terribly helpful, in existing
releases. 9.1 will be a bit cleaner in this regard, see
http://git.postgresql.org/gitweb/?p=postgresql.git&a=commitdiff&h=1453cd8f8
http://git.postgresql.org/gitweb/?p=postgresql.git&a=commitdiff&h=2594cf0e8
regards, tom lane