Scheduler Job on a Snapshot Standby database does not exist in DBA_SCHEDULER_JOBS while its logs exist in DBA_SCHEDULER_JOB_RUN_DETAILS
(Doc ID 1551817.1)
Last updated on FEBRUARY 24, 2019
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
***Checked for relevance on 06-Aug-2016***
+ Oracle Database 22.214.171.124 (without fix of Bug 13399711).
+ On a Snapshot Standby database, a scheduler job record is not shown in DBA_SCHEDULER_JOBS view when its logs exist in DBA_SCHEDULER_JOB_RUN_DETAILS view.
+ Health Check reports zero potential errors on this instance.
+ There is an entry for this concerned job in OBJ$ & SCHEDULER$_JOB. However, no record is shown up in DBA_SCHEDULER_JOBS view.
+ Recreating this job errors out with ORA-27477 error (claiming that job already exists) as it actually exists in OBJ$ & SCHEDULER$_JOB.
+ Dropping this scheduler job or setting its DATABASE_ROLE to LOGICAL STANDBY errors out with ORA-27476 error claiming that it does not exist as it does not show up in DBA_SCHEDULER_JOBS view.
+ When trying to set the database_role of the job to SNAPSHOT STANDBY, the following error is reported:
+ As a result, the scheduler job no longer runs on this standby database.
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