Re: query taking much longer since Postgres 8.4 upgrade - Mailing list pgsql-general

From tv@fuzzy.cz
Subject Re: query taking much longer since Postgres 8.4 upgrade
Date
Msg-id 65169dfe4c8914b7fdf5cdef8c876067.squirrel@sq.gransy.com
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In response to query taking much longer since Postgres 8.4 upgrade  ("Davenport, Julie" <JDavenport@ctcd.edu>)
Responses Re: query taking much longer since Postgres 8.4 upgrade
Re: query taking much longer since Postgres 8.4 upgrade
List pgsql-general
> Incredible!  Setting enable_nestloop off temporarily for the run of this
> script made it run in less than a minute (had been running in 10 or 11
> minutes).  I think you have found a solution for many of my slow running
> scripts that use these same type of joins.  Thanks again.
> Julie

Nice. Can you post EXPLAIN ANALYZE again, so that we can see why this plan
was evaluated as as more expensive before disabling nested loops?

regards
Tomas


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