Running AWR on Cloned Database Fails with Errors: ORA-20011: Approximate NDV failed: ORA-12751: cpu time or run time policy violation
Last updated on JULY 05, 2017
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206 [Release 11.2 to 12.1]
Information in this document applies to any platform.
- AWR snapshots are not getting generated
- The database was either copied or cloned from another database
- M0xx trace file shows:
Database was duplicated from RMAN or database is cloned from another database.
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