| 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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| Lists: | pgsql-hackers |
> 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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