On Fri, 2007-01-26 at 12:43 -0500, Jan Wieck wrote: > There is a flaw in that theory. If you have a single LTR, then each > subsequent transactions xmin will be exactly that one, no?
You got me. My description was too loose, but you also got the rough picture. We'll save the detail for another day, but we all know its a bridge we will have to cross one day, soon. I wasn't meaning to raise this specific discussion now, just to say that publishing snapshots for known LRTs is one way by which we can solve the LRT/VACUUMing issue. -- Simon Riggs EnterpriseDB http://www.enterprisedb.com ---------------------------(end of broadcast)--------------------------- TIP 7: You can help support the PostgreSQL project by donating at http://www.postgresql.org/about/donate