Estimation of SQL statements

From: "Kevin Quinlan" <kquinlan(at)computer(dot)org>
To: <pgsql-sql(at)postgresql(dot)org>
Subject: Estimation of SQL statements
Date: 2001-02-18 21:11:52
Message-ID: 000801c099ef$6ace91d0$79ac3318@kquinlan
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Are there any good techniques that estimate the time it will take to execute
an SQL statement, specifically an INSERT, SELECT, UPDATE, or DELETE? What
factors are important to consider when estimating the execution time of
these types of SQL statements?
Thank you,
Kevin

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