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Slow Query Performance Due to High Execution Counts of tbl$or$idx$part$num for Composite Partitioned Table (Doc ID 1950658.1)

Last updated on AUGUST 26, 2021

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.1.0.2 [Release 11.2 to 12.1]
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.

Symptoms

 

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or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.

When selecting from a composite partitioned table, the following recursive query is taking too long to execute.



This issue is similar to bug 17572606. The bug does not cover the case of a
composite partitioned table (which is the customer's use case).

Cause

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In this Document
Symptoms
Cause
Solution
References


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