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Parallel Query and Transparent Application Failover (TAF) (Doc ID 784150.1)

Last updated on JANUARY 20, 2025

Applies to:

Oracle Net Services - Version 9.2.0.1.0 and later
Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Oracle Cloud Infrastructure - Exadata Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Gen 2 Exadata Cloud at Customer - Version N/A and later
Information in this document applies to any platform.
ORA-25401 on TAF failover with Parallel Query




Symptoms

You are attempting to fail over a session that is running a parallel query and receive:
ORA-25401: can not continue fetches.

Changes

Transparent Application Failover (TAF), Parallel Query

Cause

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In this Document
Symptoms
Changes
Cause
Solution

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