Last updated on SEPTEMBER 28, 2016
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 11.1 to 11.2]
Information in this document applies to any platform.
Histogram data is corrupted after importing data using impdp or ORA-39346 is raised while importing data (in Oracle 12c) under following conditions:
- Table has NVARCHAR2 column or NCHAR column, and multibyte data is inserted in.
- Above columns have histogram data.
- Expdp is done in Oracle 22.214.171.124 or prior release.
Version matrix of the reproducibility for this problem:
|Source DB||Target DB||Histogram corrupted?||ORA-39346 raised?|
The error ORA-39346 was introduced in Oracle 12c to check the data.
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