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Re: hard vs soft parse

From: Jonathan Lewis <jonathan_at_jlcomp.demon.co.uk>
Date: Wed, 22 Nov 2000 09:33:00 -0000
Message-ID: <974882676.22778.0.nnrp-10.9e984b29@news.demon.co.uk>

I think that there is a mis-print here, surely is should read:

>"A high soft parse rate is important because unnecessary HARD parses

Most applications will have to go through the parse/execute/fetch cycle to get data, OLTP systems rarely have a natural design that makes it straightforward to code for re-binds, which is how you explicitly avoid re-parsing.

--
Jonathan Lewis
Yet another Oracle-related web site:  http://www.jlcomp.demon.co.uk

Practical Oracle 8i:  Building Efficient Databases

Publishers:  Addison Wesley Longman
Book bound date: 8th Dec 2000
See a first review at:
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arminseidel_at_my-deja.com wrote in message <8vdtnv$e45$1_at_nnrp1.deja.com>...

>Thanks! But how to avoid soft parsing?
>
>Oracle Magazine Sept/Oct publishes an article on Statspack:
>"A high soft parse rate is important because unnecessary soft parses
>limit application scalability. Ideally, a SQL statement should be soft-
>parsed once and per session and executed many times."
>
>Should the application keep a cursor on each SQL statement to avoid
>soft parsing?
>
Received on Wed Nov 22 2000 - 03:33:00 CST

Original text of this message

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