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ORA-08103 During Selects On EHCC Tables after Data has been Loaded (Doc ID 1507511.1)

Last updated on MARCH 04, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.3 to 11.2.0.3 [Release 11.2]
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 Backup Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Error ora-8103 is reported, For example:

SQL> select count(*) from <TABLE_NAME> where c1 BETWEEN TRUNC(TO_DATE('10/09/2012 00:00:00','MM/DD/YYYY HH24:MI:SS')) AND TRUNC(TO_DATE('10/11/2012 00:00:00','MM/DD/YYYY HH24:MI:SS'));

*
ERROR at line 1:
ORA-12801: error signaled in parallel query server P120, instance
<HOSTNAME>.<DOMAIN_NAME>.com:<sid> (3)
ORA-08103: object no longer exists

after data has been loaded into Hybrid columnar Compression (HCC) tables using parallel dml.

Analysis on the redo dumps shows that no redo was generated for the affected data blocks, so these blocks were not updated and left with the old image.

Cause

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