Stefan Kaltenbrunner <[EMAIL PROTECTED]> writes:
> that is the explain for the 4h+ Q9:
> http://www.kaltenbrunner.cc/files/analyze_q9.txt

The big problem there seems to be the drastic misestimation of the
number of rows matching the p_name ~~ '%ghost%' condition.  What does
pg_stats have for the p_name column?

                        regards, tom lane

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