From: Guillaume Smet <guillaume.smet@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-performance <pgsql-performance@postgresql.org>
Subject: Re: Estimation problem with a LIKE clause containing a /
Date: Thu, 8 Nov 2007 16:29:34 +0100
Message-ID: <1d4e0c10711080729y5f3eda23hfb643ee189d6e29b@mail.gmail.com> (raw)
In-Reply-To: <24220.1194534069@sss.pgh.pa.us>
References: <1d4e0c10711070453q214f089cpd144cbb5193d3c4f@mail.gmail.com>
<17767.1194453292@sss.pgh.pa.us>
<11467.1194477248@sss.pgh.pa.us>
<1d4e0c10711080208n6c9875b4tf5882da3ced18532@mail.gmail.com>
<24220.1194534069@sss.pgh.pa.us>
On Nov 8, 2007 4:01 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Hmm, can we see the pg_stats row for the ancestors column?
Sure:
public | cms_items | ancestors | 0 | 32 |
-1 | | |
{10011/10010/10009/10018/2554055/,10011/10010/84022/23372040/,10011/2233043/2233042/2233041/,10011/3985097/5020039/,10011/872018/13335056/13333051/,1062/22304709/22304714/,1062/2489/2492/27861901/,1062/2527/2530/29658392/,1062/2698/2705/6014040/,1062/52354/52355/255038/255037/,9846852/}
| -0.151713
I can provide the data if needed, there's nothing confidential in them.
--
Guillaume
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To: pgsql-performance@postgresql.org
Cc: guillaume.smet@gmail.com, tgl@sss.pgh.pa.us
Subject: Re: Estimation problem with a LIKE clause containing a /
In-Reply-To: <1d4e0c10711080729y5f3eda23hfb643ee189d6e29b@mail.gmail.com>
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