Preupgrade log file shows “remove any unnecessary EVENTS” before upgrade into 12.2

(Doc ID 2362773.1)

Last updated on FEBRUARY 20, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.2.0.1 [Release 12.1 to 12.2]
Information in this document applies to any platform.

Symptoms

Oracle DB 12.2.0.1.0 pre-upgrade script reports "Review and remove unnecessary events"

RECOMMENDED ACTIONS

===================
+ Review and remove any unnecessary EVENTS.   <<<<<<<<<<<<<<<<<<<<<

The database contains events.

There are events set that should be removed before upgrade, unless your application vendors and/or Oracle Support state differently.  Changes will need to be made in the spfile.

Cause

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