12cR2 DBMS_SCHEDULER Resource_Queues Not Working
(Doc ID 2272234.1)
Last updated on JANUARY 09, 2025
Applies to:
Oracle Database - Enterprise Edition - Version 12.2.0.1 and laterOracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
On : 12.2.0.1 version, RDBMS
Created a Resource Queue with 1 Resource with enforce_constraints.
The Expectation is that session A and B can't run simultaneously there is only 1 unit in the resource and all jobs need 1 resource to run.
But they all run almost parallel (with the delay of the time required to start the job in different window.)
Also while monitoring the view, it always shows Units_used=0 and job_running_count=0, even after executing the job multiple times in a row.
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |