Re: ERROR: tablespace "archive2" is not empty

On Mon, Oct 19, 2015 at 11:42:38AM +0200, Andres Freund wrote:
> On 2015-10-19 11:14:33 +0200, Josip Rodin wrote:
> > On Mon, Oct 19, 2015 at 11:06:59AM +0200, Andres Freund wrote:
> > > Hi,
> > >
> > > On 2015-10-19 10:49:11 +0200, Josip Rodin wrote:
> > > > % sudo -H -u postgres psql mydb -c "SELECT oid, relname, relkind FROM pg_catalog.pg_class where oid IN (7877054, 7877056);"
> > > > oid | relname | relkind
> > > > -----+---------+---------
> > > > (0 rows)
> > >
> > > That's the wrong query. The files on disk are relefilenodes not
> > > oids. Try WHERE pg_relation_filenode(oid) IN ...
> >
> > Oh, okay, but still:
> >
> > % sudo -H -u postgres psql mydb -c "SELECT pg_relation_filenode(7877054);"
> > pg_relation_filenode
> > ----------------------
> >
> > (1 row)
>
> Please actually run the query I suggested
> above. pg_relation_filenode(oid) returns the relfilenode of the table
> with the passed in oid - which you then compare with the relfilenode you
> saw on disk.

Oh, sorry, but yet again, there's just nothing there:

% sudo -H -u postgres psql mydb -c "SELECT oid, relname, relkind FROM pg_catalog.pg_class WHERE pg_relation_filenode(oid) IN (7877054, 7877056);"
oid | relname | relkind
-----+---------+---------
(0 rows)

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