On Thu, Jun 5, 2008 at 5:36 PM, Tim Tassonis <timtas@cubic.ch> wrote:
> Is there a way to create temporary tables in another way, so they are
> visible between sessions, or do I need to create real tables for my purpose?
> And is the perfomance penalty big for real tables, as they have been written
> to disk/read from disk?
You could create a real table on disk, inserting just the primary keys
of the table; then, you could join on the main table, to get the real
results.
Regards
Marco
--
Marco Bizzarri
http://iliveinpisa.blogspot.com/