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<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>I’m trying out a
vacuum at the moment to see if it helps.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Matt<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
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Doughty</span></font><font color=navy><span style='color:navy'><o:p></o:p></span></font></p>
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
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S.L.</span></font><font color=navy face=Arial><span style='font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
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+34 945 13 13 72 652 77 14 15</span></font><font color=navy face=Arial><span
style='font-family:Arial;color:navy'><o:p></o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>De:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> postgis-users-bounces@postgis.refractions.net
[mailto:postgis-users-bounces@postgis.refractions.net] <b><span
style='font-weight:bold'>En nombre de </span></b>Rob Tester<br>
<b><span style='font-weight:bold'>Enviado el:</span></b> miércoles, 06 de junio
de 2007 17:23<br>
<b><span style='font-weight:bold'>Para:</span></b> 'PostGIS Users Discussion'<br>
<b><span style='font-weight:bold'>Asunto:</span></b> RE: [postgis-users] Slow
select from big table</span></font><o:p></o:p></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Sounds more like a
question for the general group. But, have you run a vacuum analyze on the
table ?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
postgis-users-bounces@postgis.refractions.net
[mailto:postgis-users-bounces@postgis.refractions.net] <b><span
style='font-weight:bold'>On Behalf Of </span></b>Matt Doughty<br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, June 06, 2007
8:19 AM<br>
<b><span style='font-weight:bold'>To:</span></b>
postgis-users@postgis.refractions.net<br>
<b><span style='font-weight:bold'>Cc:</span></b> Sergio Jorrín Abellán<br>
<b><span style='font-weight:bold'>Subject:</span></b> [postgis-users] Slow
select from big table<o:p></o:p></span></font></p>
</div>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Hi List,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I’ve got a simple question, how can I speed up
this query? <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>SELECT COUNT (*) FROM table1<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Currently it’s taking a little more than five
minutes to run on a table with <st1:metricconverter ProductID="3.4 m" w:st="on">3.4
m</st1:metricconverter> rows. The table is gist indexed. Is it normal that
Postgres takes so long?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Cheers,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Matt<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
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<p class=MsoNormal style='mso-element:frame'><font size=3
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
face=Arial><span lang=EN-GB style='font-size:12.0pt;font-family:Arial;
color:#2E3A75'>Matt Doughty</span></font><span lang=EN-GB><o:p></o:p></span></p>
</td>
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<p class=MsoNormal style='mso-element:frame'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'><img width=90
height=100 id="_x0000_i1025" src="cid:image001.jpg@01C7A860.6B2AC3C0"></span></font><span
lang=EN-GB><o:p></o:p></span></p>
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
face=Arial><span lang=EN-GB style='font-size:12.0pt;font-family:Arial;
color:#2E3A75'>GEOGRAMA </span></font><font color="#2e3a75" face=Arial><span
style='font-family:Arial;color:#2E3A75'>S.L.</span></font><font face=Arial><span
style='font-family:Arial'><o:p></o:p></span></font></p>
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
face=Arial><span style='font-size:12.0pt;font-family:Arial;color:#2E3A75'>Tel.:
+34 945 13 13 72 652 77 14 15</span></font><font
face=Arial><span style='font-family:Arial'><o:p></o:p></span></font></p>
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+34 945 23 03 40 </span></font><font face=Arial><span style='font-family:
Arial'><o:p></o:p></span></font></p>
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<p class=MsoNormal style='mso-element:frame'><font size=3 color="#2e3a75"
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face=Arial><span style='font-family:Arial'><o:p></o:p></span></font></p>
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