Re: Debugging tool for viewing parse trees?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Eric D Nielsen <nielsene(at)MIT(dot)EDU>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Debugging tool for viewing parse trees?
Date: 2003-06-08 17:50:29
Message-ID: 1316.1055094629@sss.pgh.pa.us
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Eric D Nielsen <nielsene(at)MIT(dot)EDU> writes:
> I've gotten back to working on the SQL99 version of updateable views and
> I'ld like to confirm my current understanding of the parse tree data
> structure. Is there a debugging-type tool for outputting the parse tree for
> a given query?

See debug_print_parse, debug_print_rewritten, debug_print_plan,
debug_pretty_print GUC variables.

regards, tom lane

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