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ORA-1843 IMP-17 While Importing (Doc ID 205616.1)

Last updated on JULY 31, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 7.3.3.0 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
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
***Checked for relevance on 19-Dec-2014***

Symptoms

Errors like below occur while performing the import, if the NLS_DATE_FORMAT is not set to the same date format used in ALTER TABLE command:

.. importing table "<table_name>" 2345 rows imported
IMP-00017: following statement failed with ORACLE error 1843:
" ALTER TABLE "<table_name>" MODIFY ("<COL_DATE>" DEFAULT '01-01-1900'"
" )"
IMP-00003: ORACLE error 1843 encountered
ORA-01843: not a valid month

Changes

 

Cause

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