RMAN Duplicate Using Init File without Any Hidden Parameter, Automatically Creates An Spfile with Hidden Parameter

(Doc ID 2311548.1)

Last updated on SEPTEMBER 27, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.
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Symptoms

  •  Auxiliary instance started with pfile.
  • Rman duplicate done and the spfile from duplicate has hidden parameters not set explicitly on Source database from which duplicate database is been created.

    This is also applicable to Normal Scenario's :-

  • While creating spfile from memory , there are a lot of hidden parameters being added to the spfile which were never set in init parameter (Pfile)

Cause

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