Re: What is the best way to optimize the query.

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От Craig Ringer
Тема Re: What is the best way to optimize the query.
Дата
Msg-id 4C43EBEB.8070704@postnewspapers.com.au
обсуждение исходный текст
Ответ на What is the best way to optimize the query.  (Srikanth <srikanth@inventum.net>)
Список pgsql-performance
On 17/07/10 16:50, Srikanth wrote:
> I am sending u the query along with execution plan. Please help
>
> explain analyze select
> s.*,a.actid,a.phone,d.domid,d.domname,d.domno,a.actno,a.actname,p.descr
> as svcdescr
> from vwsubsmin s
> inner join packages p on s.svcno=p.pkgno
> inner join account a on a.actno=s.actno
> inner join ssgdom d on a.domno=d.domno
> inner join (select subsno from getexpiringsubs(1,cast(2 as
> integer),cast(3 as double precision),
> '4') as (subsno int,expirydt timestamp without time zone,balcpt double
> precision)) as e
> on s.subsno=e.subsno
> where s.status <=15 and d.domno=273
> order by d.domname,s.expirydt,a.actname


Lots of those names in the join list are views, aren't they?

I doubt anyone can help you unless you show the definition of your views
and the schema of your tables.

Also, consider attaching the EXPLAIN ANALYZE output as a text
attachment, as your mail client is "helpfully" rewrapping it into
unintelligible gibberish.

--
Craig Ringer

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