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To: Steve Atkins <steve@blighty.com>
cc: pgsql-docs <pgsql-docs@postgresql.org>
Subject: Re: Railroad diagrams, a-la sqlite 
In-reply-to: <2AACFC47-C121-4549-B015-AC4FCA9380CE@blighty.com> 
References: <2AACFC47-C121-4549-B015-AC4FCA9380CE@blighty.com>
Comments: In-reply-to Steve Atkins <steve@blighty.com>
	message dated "Fri, 16 Jul 2010 21:33:57 -0700"
Date: Sat, 17 Jul 2010 10:30:13 -0400
Message-ID: <8051.1279377013@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
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Steve Atkins <steve@blighty.com> writes:
> Has everyone seen the "railroad diagrams" sqlite use in their docs? http://www.sqlite.org/lang_createindex.html , as one example.

They look great for simple cases, but I can't imagine them being very
useful for SELECT, as an example.

			regards, tom lane