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Re: Re: pg_stat_statements normalisation without invasive changes to the parser (was: Next steps on pg_stat_statements normalisation)

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Peter Geoghegan <peter(at)2ndquadrant(dot)com>
Cc: Daniel Farina <daniel(at)heroku(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Re: pg_stat_statements normalisation without invasive changes to the parser (was: Next steps on pg_stat_statements normalisation)
Date: 2012-03-01 00:48:27
Message-ID: 1330562588-sup-5113@alvh.no-ip.org (view raw or flat)
Thread:
Lists: pgsql-hackers

I'm curious about the LeafNode stuff.  Is this something that could be
done by expression_tree_walker?  I'm not completely familiar with it so
maybe there's some showstopper such as some node tags not being
supported, or maybe it just doesn't help.  But I'm curious.

-- 
Álvaro Herrera <alvherre(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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