On 05.07.2011 09:12, Radosław Smogura wrote:
> I may be wrong, but may VACUUM remove transactions statuses? What will happen
> in this situation if transaction will be prepared, commited or rolledback?
No. VACUUM does remove old clog, if that's what you're thinking, but it
won't affect this.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com