Re: Column Statistics - How to dertermine for whole database
От | Ow Mun Heng |
---|---|
Тема | Re: Column Statistics - How to dertermine for whole database |
Дата | |
Msg-id | 1205386780.20864.25.camel@neuromancer.home.net обсуждение исходный текст |
Ответ на | Re: Column Statistics - How to dertermine for whole database ("Scott Marlowe" <scott.marlowe@gmail.com>) |
Список | pgsql-general |
On Wed, 2008-03-12 at 21:40 -0700, Scott Marlowe wrote: > On Wed, Mar 12, 2008 at 8:45 PM, Ow Mun Heng <Ow.Mun.Heng@wdc.com> wrote: > > On Wed, 2008-03-12 at 21:33 -0500, Adam Rich wrote: > > > select c.relname, a.attname, attstattarget > > > from pg_catalog.pg_attribute a, pg_catalog.pg_class c, > > > pg_catalog.pg_namespace n > > > where a.attrelid = c.oid and c.relnamespace=n.oid > > > and n.nspname = 'public' and a.attnum > 0 > > > > Funny, that does not work. > > > > note : I did change the nspace value to reflect the DB I'm > > using/querying > > > > I've even changed the stat level to 200 (default is 100 or -1) > > The nspname setting setting is for schema, not db name. select c.relname, a.attname, attstattarget from pg_catalog.pg_attribute a, pg_catalog.pg_class c, pg_catalog.pg_namespace n where a.attrelid = c.oid and c.relnamespace=n.oid and n.nspname = 'xmms' and a.attnum > 0 and attstattarget <> -1; This works now. The clarification on it being the schema name was useful. Thanks.
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