Re: 8.2.4 serious slowdown
От | Sim Zacks |
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Тема | Re: 8.2.4 serious slowdown |
Дата | |
Msg-id | fm5ihn$eo2$1@news.hub.org обсуждение исходный текст |
Ответ на | Re: 8.2.4 serious slowdown ("Isak Hansen" <isak.hansen@gmail.com>) |
Ответы |
Re: 8.2.4 serious slowdown
Re: 8.2.4 serious slowdown |
Список | pgsql-general |
I meant I did Vacuum Analyze. In any case, Aside from the vacuum analyze, I also tested it right after a database restore, so there should be no need forany maintenance features. Sim Isak Hansen wrote: > On 1/10/08, Sim Zacks <sim@compulab.co.il> wrote: >> I just upgraded my database server from 8.0.1 to 8.2.4 >> Most things went very well, but I have a couple of queries that really slowed down with the new server. >> On 8.0.1 the query took less then 3 seconds to complete. On 8.2.4 the same query >> (I vacuumed the database before running the query) takes 60 seconds (10 minutes with Explain Analyze). >> > > > Did you analyze the 8.2 db? AFAIK a plain vacuum doesn't gather any statistics. > > > Kind regards, > Isak > > ---------------------------(end of broadcast)--------------------------- > TIP 9: In versions below 8.0, the planner will ignore your desire to > choose an index scan if your joining column's datatypes do not > match >
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