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Re: Interpolation and extrapolation in SQL - Mailing list pgsql-sql

From Tom Lane
Subject Re: Interpolation and extrapolation in SQL
Date
Msg-id 10381.1095088593@sss.pgh.pa.us
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In response to Interpolation and extrapolation in SQL  (David Garamond <lists@zara.6.isreserved.com>)
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David Garamond <lists@zara.6.isreserved.com> writes:
> 2) Does the optimizer cache the result of identical subqueries (e.g. :x1 
> or :x2, which is mentioned several times in the query)?

No.
        regards, tom lane

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