On 10/17/06, Martijn van Oosterhout <kleptog@xxxxxxxxx> wrote:
On Tue, Oct 17, 2006 at 04:56:09PM +0200, Andras Simon wrote: > As a more drastic example: I created a DB on a tablespace TS, and > copied a 25 MB file into one of its tables. I ended up having 60 > MB of extra data in $PGDATA/pg_xlog that doesn't go away even > after dropping the database. The xlog is not split by database, all databases share the same xlog.
OK, I see. The question then is how far does it grow. If its size is comparable to that of the actual data, then having separate tablespaces is not as useful as it first seemed to me. But I might be missing something. And there's still the question of indices... Thanks, Andras