| From: | Ashish Karalkar <ashish_postgre(at)yahoo(dot)co(dot)in> |
|---|---|
| To: | "A(dot) Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com> |
| Cc: | pggeneral <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: very slow query |
| Date: | 2007-12-12 12:44:09 |
| Message-ID: | 223539.24267.qm@web94310.mail.in2.yahoo.com |
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| Thread: | |
| Lists: | pgsql-general |
"A. Kretschmer" <andreas(dot)kretschmer(at)schollglas(dot)com> wrote: am Wed, dem 12.12.2007, um 12:25:20 +0000 mailte Ashish Karalkar folgendes:
> > here is the output from planner:
> > Nested Loop IN Join (cost=0.00..5030217.97 rows=2 width=106)
> > -> Seq Scan on sms_new (cost=0.00..5027902.00 rows=384 width=106)
> > Filter: (mobile = 919820920858::bigint)
>
> Do you have an index on "mobile"? Can you show us the table definition
> and the output from EXPLAIN ANALYSE?
>
> no index on mobile
Seq Scan on sms_new ... Filter: (mobile = 919820920858::bigint)
(cost=0.00..5027902.00
Can you see the problem?
So i will have to create index on mobile is taht so?
Andreas
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