Mark,
> I'm posting a function here in the hope others may find it useful
> and/or correct my mistakes/make improvements :)
Thanks! Way cool!
> Is there any existing site (a wiki for example) for posting PostgreSQL
> specific tips?
> (Wasn't sure if pgsql-sql is the right place for this kind of thing)
We're working on something, but nothing's up yet. In the meantime, use the
Techdocs Wiki to post it so that we don't lose track:
http://techdocs.postgresql.org/guides
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-Josh BerkusAglio Database SolutionsSan Francisco