On 09/01/2010 16:43, zxo102 ouyang wrote: > Hi everyone, > I am using postgresql 8.3-beta3. I have a table 'test' with three fields: Without meaning to sound unhelpful, why on earth are you using a beta version when 8.3 was released *ages* ago and has had several bug-fix updates since? I'd look first in the release notes for the updates to see if there's anything that addresses your problem, and then upgrade to the latest release version at the first opportunity. Ray. -- Raymond O'Donnell :: Galway :: Ireland rod@xxxxxx -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general