Streams Apply Throughput Degradation when Using CCA (Doc ID 1904737.1)

Last updated on MAY 07, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms

After upgrading to 11.2.0.3, the APPLY throughput shows better performance in non-CCA mode than in CCA mode, specially when handling tables with +100 columns.

The problem is not observed when CCA is disabled via _DIRECT_APPLY=N.

Changes

Upgrade to 11.2.0.3

Cause

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