Re: Worthwhile optimisation of position()?

From: Christopher Kings-Lynne <chris(dot)kings-lynne(at)calorieking(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Tim Allen <tim(at)proximity(dot)com(dot)au>, Thomas Hallgren <thomas(at)tada(dot)se>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Worthwhile optimisation of position()?
Date: 2006-03-24 06:58:54
Message-ID: 442398AE.9000409@calorieking.com
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> Yeah. AFAICS the transformation Chris suggested is valid. I'm really
> dubious that it's worth expending planner cycles to look for it though.
> LIKE is something that everybody and his brother uses, but who uses this
> position()=0 locution?

One of our junior developers :) Which is why I noticed it.

Chris

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