On Wed, Apr 15, 2009 at 1:25 PM, Simon Riggs <si...@2ndquadrant.com> wrote:
> The cost of the query seems accurate, so the absence of
> attachment_isins_attachment_idx on the 8.3 plan looks to be the reason.
> There's no way it would choose to scan 8115133 rows on the pkey if the
> other index was available and usable.

hance my question, if there's index on it in 8.3 version of db.



-- 
GJ

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