On Fri, Oct 2, 2015 at 8:14 PM, Masahiko Sawada <sawada.m...@gmail.com> wrote: >> +#define Anum_pg_class_relallfrozen 12 >> Why is pg_class.relallfrozen necessary? ISTM that there is no user of it now. > > The relallfrozen would be useful for user to estimate time to vacuum > freeze or anti-wrapping vacuum before being done them actually. > (Also this value is used on regression test.) > But this information is not used on planning like relallvisible, so it > would be good to move this information to another system view like > pg_stat_*_tables.
Or make pgstattuple and pgstattuple_approx report even the number of frozen tuples? Regards, -- Fujii Masao -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers