Greg, > Aren't there some things that depend on the idea that even READ COMMITTED > transactions still have a serializable snapshot lying around for them to > use?
No, that would be REPEATABLE READ. That's one of the areas where we need to test HOT; does RR and SERIALIZABLE still work correctly with HOT? -- Josh Berkus PostgreSQL @ Sun San Francisco ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq