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Datapump Export of LOB Failed With ORA-01555 ORA-31693 Error With Parallel (Doc ID 2369795.1)

Last updated on FEBRUARY 08, 2021

Applies to:

Oracle 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
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Getting snapshot too old error when trying export a clob, even though the undo retention has been set to a value greater than the length of the export job for LOB segment and undo_retention and there is no LOB corruption.

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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