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DataPump Import Fails With Errors ORA-31693 ORA-2291 (Doc ID 1062564.1)

Last updated on AUGUST 07, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

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Symptoms

Errors like the following are reported in the DataPump import log:

ORA-31693: Table data object "<SCHEMA_NAME>"."<TABLE_NAME>" failed to load/unload and is being skipped due to error:
ORA-2291: integrity constraint ("<SCHEMA_NAME>"."<FK_CONSTRAINT_NAME>") violated - parent key not found


The issue can be reproduced with the following test case:

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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