Potential Ramifications of OPTIMIZER_INDEX_CACHING parameter (Doc ID 1474966.1)

Last updated on JANUARY 03, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 and later
Information in this document applies to any platform.
A complex query got different execution plans between test and production environment. Statistics are the same in both environments.

Symptoms

Changes

SGA sizes differ considerably. Whereas in test SGA was only 3GB it was 30GB in production.

Cause

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