On Mon, Aug 20, 2012 at 4:27 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > Robert Haas <robertmh...@gmail.com> writes: >>>> On the other hand, the problem of the FSM taking up 24kB for an 8kB >>>> table seems clearly worth fixing, but I don't think I have the cycles >>>> for it at present. Maybe a TODO is in order. > >> I certainly think that'd be worth a TODO. Whether the rest of this is >> worth worrying about I'm not sure. > > Surely we could just prevent creation of the FSM until the table has > reached at least, say, 10 blocks. > > Any threshold beyond one block would mean potential space wastage, > but it's hard to get excited about that until you're into the dozens > of pages.
I dunno, I think one-row tables are pretty common. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
