Hello

>
>  I noticed that it takes a long time to return the set of records. But if I
> run the same query at the psql cli, it runs blindingly fast.  So it appears
> that the process of returning the records via "return next" is the
> performance culprit.
>
> Any ideas?

Try use holdable cursors
http://www.postgresql.org/docs/8.2/interactive/plpgsql-cursors.html#PLPGSQL-CURSOR-USING

But problem can be in
http://groups.google.com/group/pgsql.general/browse_thread/thread/38aa2064fcce53ed/69b7362839c3ab4c

Regards
Pavel Stehule

---------------------------(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

Reply via email to