On 10 January 2012 06:57, Radosław Smogura <rsmogura@xxxxxxxxxxxxxxx> wrote: > In real world BLOBs are transfered as references, and those references are > managed in way as the trigger does. Nacked PG doesn't support deletion, Oid is > universal type so it can't be used by GC approach, unles collector will know > which Oid is LOB oid. So you just end up with a conservative collector, not an exact collector. In practice conservative collectors work OK. (You can use a subtype to identify OIDs-that-refer-to-a-LO as suggested elsewhere in the thread if you want an exact collector) Oliver -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general