On Tue, 31 Aug 2004 16:13:58 -0400, Tom Lane <[EMAIL PROTECTED]> wrote:

> That seems like a very strange plan choice given those estimated row
> counts.  I'd have expected it to use a nestloop with inner index scan
> on article_rub_id_index.  You haven't done anything odd like disable
> nestloop, have you?

no optimizer disabled.

> What plan do you get if you turn off enable_hashjoin?  (If it's a merge
> join, then turn off enable_mergejoin and try again.)  Also, could we see
> EXPLAIN ANALYZE not just EXPLAIN output for all these cases?
>                         regards, tom lane

OK, TOM Thanks for your help

Jean-Max Reymond
CKR Solutions

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