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Re: Expression Evaluator used for creating the plan tree / stmt ? - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: Expression Evaluator used for creating the plan tree / stmt ?
Date
Msg-id 1306335412-sup-3884@alvh.no-ip.org
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In response to Expression Evaluator used for creating the plan tree / stmt ?  (Vaibhav Kaushal <vaibhavkaushal123@gmail.com>)
Responses Re: Expression Evaluator used for creating the plan tree / stmt ?  (Tom Lane <tgl@sss.pgh.pa.us>)
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Excerpts from Vaibhav Kaushal's message of mié may 25 05:52:32 -0400 2011:

> If the above is confusing, I just want to ask: "Is expression evaluator,
> even in part responsible for {PLANNEDSTMT creation?"

Yeah, as far as I understood Tom's talk, the expr evaluator is used to
reduce some expressions to constants and such.

-- 
Álvaro Herrera <alvherre@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
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