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Re: Does FILTER in SEQSCAN short-circuit AND? - Mailing list pgsql-performance

From Thomas Kellerer
Subject Re: Does FILTER in SEQSCAN short-circuit AND?
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Msg-id htmo1o$i4j$1@dough.gmane.org
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In response to Re: Does FILTER in SEQSCAN short-circuit AND?  (Craig James <craig_james@emolecules.com>)
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Craig James wrote on 27.05.2010 23:13:
> It would be nice if Postgres had a way to assign a cost to every
> function.

Isn't that what the COST parameter is intended to be:

http://www.postgresql.org/docs/current/static/sql-createfunction.html

Thomas

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