Re: very slow query

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От A. Kretschmer
Тема Re: very slow query
Дата
Msg-id 20071212123748.GC4656@a-kretschmer.de
обсуждение исходный текст
Ответ на Re: very slow query  ("A. Kretschmer" <andreas.kretschmer@schollglas.com>)
Ответы Re: very slow query
Список pgsql-general
Дерево обсуждения 
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?


Andreas
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Andreas Kretschmer
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