Robert Haas <robertmh...@gmail.com> writes: > Basically, for every unlogged table, you get an empty _init fork, and > for every index of an unlogged table, you get an _init fork > initialized to an empty index. The _init forks are copied over the > main forks by the startup process before entering normal running.
Let's call that metadata. > Well, we could certainly Decree From On High that the _init forks are > all going to be stored under $PGDATA rather than in the tablespace > directories. That would make things simple. Of course, it also means And now you need to associate a non volatile tablespace where to store the metadata of your volatile tablespace where you want to store unlogged data. And we already have a default tablespace, of course. Regards, -- Dimitri Fontaine http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers