Extremely Low performance with ODBC - Mailing list pgsql-sql

From Sebastian Rychter
Subject Extremely Low performance with ODBC
Date
Msg-id 004301c8bc39$c43aba40$4cb02ec0$@com.ar
Whole thread Raw
Responses Re: Extremely Low performance with ODBC  (Steve Crawford <scrawford@pinpointresearch.com>)
Re: Extremely Low performance with ODBC  (Craig Ringer <craig@postnewspapers.com.au>)
Re: Extremely Low performance with ODBC  ("Richard Broersma" <richard.broersma@gmail.com>)
List pgsql-sql
<div class="Section1"><p class="MsoNormal"><span lang="EN-US">Hi, I’m executing a query through psql ODBC which is
takingaround 2 minutes to complete. When I run it from PgAdmin it takes less than 3 seconds.</span><p
class="MsoNormal"><spanlang="EN-US">The query itself has :</span><p class="MsoNormal"><span lang="EN-US">. 15 inner
joins(from just around 10 different tables – the other inner joins are using different aliases for the same tables)
</span><pclass="MsoNormal"><span lang="EN-US">. Select statement returns 1 field.</span><p class="MsoNormal"><span
lang="EN-US">.the testing database is selecting only 1 record.</span><p class="MsoNormal"><span lang="EN-US"> </span><p
class="MsoNormal"><spanlang="EN-US">Taking a look at the explain analyze report, I see they are both quite the same and
testedthe ODBC driver through Visual Foxpro and Vb.NET as well, taking both around 2 minutes to finish.</span><p
class="MsoNormal"><spanlang="EN-US"> </span><p class="MsoNormal"><span lang="EN-US">Any idea ?</span><p
class="MsoNormal"><spanlang="EN-US"> </span><p class="MsoNormal"><span lang="EN-US">Thanks,</span><p
class="MsoNormal"><spanlang="EN-US"> </span><p class="MsoNormal"><span lang="EN-US">Sebastian</span></div> 

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