Plan_table cost column units

From: Boivin, Patrice J <BoivinP_at_mar.dfo-mpo.gc.ca>
Date: Thu, 11 Mar 2004 16:01:00 -0400
Message-id: <1A4AC4BAB9C50A42854582B69B08C03404262887@MSGMARBIO05>

I am wondering whether the CBO "COST" estimates are in seconds, or in some unrecognizable unit that only the CBO understands.

In Metalink I found a note stating that we can't even compare these values between execution plans, they are only valid within each plan.

Patrice.

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Received on Thu Mar 11 2004 - 17:27:43 CST