On 2013-06-28 16:30:16 +0900, Michael Paquier wrote: > > When I ran VACUUM FULL, I got the following error. > > > > ERROR: attempt to apply a mapping to unmapped relation 16404 > > STATEMENT: vacuum full; > This can be reproduced when doing a vacuum full on pg_proc, > pg_shdescription or pg_db_role_setting for example, or relations that > have no relfilenode (mapped catalogs), and a toast relation. I still > have no idea what is happening here but I am looking at it. As this > patch removes reltoastidxid, could that removal have effect on the > relation mapping of mapped catalogs? Does someone have an idea?
I'd guess you broke "swap_toast_by_content" case in cluster.c? We cannot change the oid of a mapped relation (including indexes) since pg_class in other databases wouldn't get the news. Greetings, Andres Freund -- Andres Freund http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers