On Fri, Nov 17, 2017 at 9:41 PM, Justin Pryzby <pryzby@xxxxxxxxxxxxx> wrote: > I think you want something like this ? > > postgres=# SELECT schemaname, tablename, attname, unnest(histogram_bounds::text::text[]), histogram_bounds FROM pg_stats LIMIT 9; > pg_catalog | pg_pltemplate | tmplname | plperl | {plperl,plperlu,plpgsql,plpython2u,plpython3u,plpythonu,pltcl,pltclu} I don't think it is what I'm looking for, I would like something ,like: select unnest( histogram_bounds::text::text[] ), unnest( most_common_freqs ) from pg_stats but with correlation between the two array indexes. Is it something achievable in SQL? Or should I use a plpgsql loop with an index? Luca -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general