OGG Classic Extract Runs Slower and AWR Shows Huge Execution Of SELECT nvl(iot_name, 'NULL')

(Doc ID 2317688.1)

Last updated on OCTOBER 17, 2017

Applies to:

Oracle GoldenGate - Version 12.2.0.1.0 and later
Information in this document applies to any platform.

Symptoms

OGG Classic Extract runs slower and AWR report shows huge execution of following sql

SELECT nvl(iot_name, 'NULL') FROM all_tables WHERE owner = :owner AND table_name = :object_name

Cause

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