How to View Why the Degree Of Parallelism (DOP) was Downgraded for an SQL in 12c and higher
(Doc ID 2011375.1)
Last updated on NOVEMBER 07, 2023
Applies to:
Oracle Database Cloud Service - Version N/A and laterOracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database 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.
Goal
How to view the reason for the degree of parallelism (DOP) downgrade for a parallel query/sql.
Solution
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In this Document
| Goal |
| Solution |
| SQL Monitor HTML output / corresponding EM page |
| Querying SQL Monitor information |
| PX trace |
| References |