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DataPump Export (EXPDP) Fails With ORA-1427 When Using A XMLTYPE Column With Object Grants (Doc ID 1118596.1)

Last updated on APRIL 03, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 to 11.2.0.1 [Release 10.2 to 11.2]
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
Information in this document applies to any platform.

Symptoms

When exporting a schema with XMLTYPE columns and column privileges granted to another schema, then the following error is raised:

Worker unexpected fatal error in KUPW$WORKER.UNLOAD_METADATA [TABLE:"..."."..."]
ORA-01427: single-row subquery returns more than one row

ORA-06512: at "SYS.DBMS_SYS_ERROR", line 95
ORA-06512: at "SYS.KUPW$WORKER", line 7839

A sample for this setup is:

Changes

A table with an XMLTYPE column was created for which object grants were given to another schema.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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