choosing use an index or not

From: "Felipe Rondon Rocha" <frondon(at)globo(dot)com>
To: <pgsql-hackers(at)postgresql(dot)org>
Subject: choosing use an index or not
Date: 2006-12-14 13:06:45
Message-ID: 001601c71f80$b74759d0$57ce25c9@master
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Hi everyone,

Do you know in which part of the file analyze.c, PostgreSQL decides to use or not an index? I´m making a test and I can´t trace the moment that he makes the choice.

Thks,
Felipe

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