RE: ** optimizer_dynamic_sampling

From: Allen, Brandon <>
Date: Fri, 26 Jun 2009 14:28:20 -0700
Message-ID: <64BAF54438380142A0BF94A23224A31E1128C54EB4_at_ONEWS06.oneneck.corp>

The sampling levels are described here:

I haven't had any problems with auto_sample_size in 10g, but I've heard rumors that it's much better/faster in 11g. Another big change to keep in mind is that in 10g histograms will be gathered by default.


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Received on Fri Jun 26 2009 - 16:28:20 CDT

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