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Re: dbms_stats.gather_schema_

From: Paula Winkler <pw41972_at_yahoo.com>
Date: Sun, 14 Mar 2004 17:39:13 -0800 (PST)
Message-ID: <20040315013913.76054.qmail@web61108.mail.yahoo.com>


Thank you Justin for your response. As far as I know, OPS is not required to gather statistics in parallel. The gather_schema specifications were recommended by a 3rd party software vendor. I'm testing gathering histograms for only indexed columns. However, because of the number of tables involved it is taking hours :-(.  From: Justin Cave (DDBC) <jcave_at_ddbcinc.com> Date: Sun, 14 Mar 2004 16:48:01 -0700

Do you need to have Oracle Parallel Server for parallel operations to work in 8.1.7? I seem to recall having no problems with parallel statistics gathering in 8.1.7, but I had OPS installed. Do you really need to gather histograms on every column? That seems a bit excessive and probably is a substantial portion of your running time. Justin Cave
Distributed Database Consulting, Inc.
http://www.ddbcinc.com/askDDBC <http://www.ddbcinc.com/askDDBC>

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Received on Sun Mar 14 2004 - 19:36:10 CST

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