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Traditional Exports Can Fail With EXP-8 ORA-1455 Errors (Doc ID 1295767.1)

Last updated on OCTOBER 05, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2]
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.


You may encounter the following error/warning while trying to perform traditional export:

Connected to: Oracle Database 10g Enterprise Edition Release - 64bit Production
With the Partitioning, OLAP, Data Mining Scoring Engine and Real Application Testing options
Export done in WE8ISO8859P1 character set and AL16UTF16 NCHAR character set
Note: table data (rows) will not be exported

About to export specified users ...
. exporting pre-schema procedural objects and actions
. exporting foreign function library names for user <username>
exporting database links
. exporting sequence numbers
. exporting cluster definitions
. about to export <username>'s tables via Conventional Path ...
. . exporting table <table_name_1>
. . exporting table <table_name_2>
EXP-00008: ORACLE error 1455 encountered
ORA-01455: converting column overflows integer datatype
. . exporting table <table_name_2>
. exporting refresh groups and children
. exporting dimensions
. exporting post-schema procedural objects and actions
. exporting statistics
Export terminated successfully with warnings




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