Re: No result when selecting attstattarget from pg_attribute
Tom Lane <[email protected]> Thu, 28 Nov 2019 09:54:14 -0500
| Newsgroups | gmane.comp.db.postgresql.admin |
|---|---|
| Message-ID | <[email protected]> |
"William Sescu (Suva)" <[email protected]> writes: > I was following the create statistics example from the doc > https://www.postgresql.org/docs/11/sql-createstatistics.html > and wondered why I don't see any results when selecting attstattarget from pg_attribute. attstattarget has nothing to do with extended statistics. It's for recording "ALTER TABLE ... SET STATISTICS n" commands, which just control the granularity of the regular (pg_statistic) statistics. Look into pg_statistic_ext to see the effects of CREATE STATISTICS. regards, tom lane