> -----Original Message-----
> From: Alexander Staubo
> 
>    ->  Nested Loop  (cost=0.00..5729774.95 rows=10420 width=116)
> (actual time=262614.470..262614.470 rows=0 loops=1)
>          Join Filter: ((photos.taken_at > (event_instances."time" +
> '-01:00:00'::interval)) AND (photos.taken_at < (event_instances."time"
> + '07:00:00'::interval)))
>          ->  Nested Loop  (cost=0.00..2055574.35 rows=11869630
> width=120) (actual time=21.750..121838.012 rows=14013998 loops=1)


Do you have any of the other enable_* options set to false?  What do you
have random_page_cost set to?  I ask because I'm surprised to see postgres
choose to loop when it knows it will have to loop 11 million times.

Dave



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