Received: from localhost (postgresql.org [64.49.215.8]) by postgresql.org (Postfix) with ESMTP id 695A74766C8 for ; Tue, 22 Oct 2002 10:16:18 -0400 (EDT) Received: from smtp016.mail.yahoo.com (smtp016.mail.yahoo.com [216.136.174.113]) by postgresql.org (Postfix) with SMTP id 9D35C4766B0 for ; Tue, 22 Oct 2002 10:16:12 -0400 (EDT) Received: from tullimonstrum.polito.it (HELO Tullimonstrum) (alice?lottini@130.192.5.57 with login) by smtp.mail.vip.sc5.yahoo.com with SMTP; 22 Oct 2002 14:16:16 -0000 Message-ID: <002701c279d5$8bc03660$3905c082@Tullimonstrum> From: "Alice Lottini" To: , Subject: looking for documentation about the optimizer Date: Tue, 22 Oct 2002 16:15:57 +0200 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0024_01C279E6.4DC04380" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 X-Virus-Scanned: by AMaViS new-20020517 X-Archive-Number: 200210/21 X-Sequence-Number: 1515 This is a multi-part message in MIME format. ------=_NextPart_000_0024_01C279E6.4DC04380 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi, I'm a student in Informatics Engineering and I'm working at my thesis, for = which I have to integrate one or more primitives in PostgreSQL in order to = support data mining algorithms; this task firstly requires a deep analysis = on the PostgreSQL optimizer (the way it works and its source code). Does anybody know where I can find some documentation about the PostgreSQL = optimizer? I've read some old messages (1997) about an "Implementation Guide" but the = related link seems to be obsolete ("page not found")... Any suggestion is welcome! thanks in advance, alice ------=_NextPart_000_0024_01C279E6.4DC04380 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Hi,

I'm a student in Informatics Eng= ineering=20 and I'm working at my thesis, for which I have to integrate one o= r=20 more primitives in PostgreSQL in order to support data mining algorithms; t= his=20 task firstly requires a deep analysis on the PostgreSQL optimizer (the way = it=20 works and its source code).

Does anybody know where I can find some=20 documentation about the PostgreSQL optimizer?

I've read some old messages (1997) about a= n=20 "Implementation Guide" but the related link seems to be obsolete ("page not= =20 found")...

Any suggestion is welcome!

thanks in advance, alice

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