| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | pgsql-patches(at)postgresql(dot)org |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Subject: | Re: Minimum selectivity estimate for LIKE 'prefix%' |
| Date: | 2008-03-07 18:29:14 |
| Message-ID: | 200803071929.15837.peter_e@gmx.net |
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| Lists: | pgsql-hackers pgsql-patches |
Am Donnerstag, 6. März 2008 schrieb Tom Lane:
> To help out Peter's client, who's running 8.1.x, we'd have to backpatch
> at least that far. We backpatched the last round of LIKE selectivity
> fixes to 8.1, so I don't have too much hesitation about doing the same
> here.
Thanks for the offer. Personally, I'd be OK with not backpatching and dealing
with the patch myself. We've patched that area before, but I'm not sure what
the original cause of that was, but this here sounds more like a feature
improvement.
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