Steinar H. Gunderson wrote: > On Wed, Oct 17, 2007 at 02:30:52PM +0200, Stefano Dal Pra wrote: >> The main goal would be to get multiple results while scanning the >> table[s] once only >> thus getting results in a faster way. > > In 8.3, Postgres will do this for you itself -- if you already have a > sequential scan running against a given table, another one starting in > parallel will simply piggyback it.
You'd have to run the seq scans at the same time, from two different backends, so it's not going to help here. -- Heikki Linnakangas EnterpriseDB http://www.enterprisedb.com ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq
