Oficial answer in FAQ:
http://www.postgresql.org/docs/faqs/FAQ.html#4.6
Alan Carbutt wrote:
>Hi all,
>
>I'm running a data warehouse in Postgres and I was wondering what the
>max table size is column-wise and row-wise. I tried to search the lists
>and documentation on the http://www.postgresql.org and the search isn't
>working.
>
>Thanks,
>
>