My Oracle Support Banner

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 later
Oracle 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

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Goal
Solution
 SQL Monitor HTML output / corresponding EM page
 Querying SQL Monitor information
 PX trace
References

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.