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Partition Statistics on IOT are Lost During Export/Import (Doc ID 831821.1)

Last updated on APRIL 03, 2020

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 9.2 to 11.1]
Information in this document applies to any platform.
This problem can occur on any platform.


You created a index organized table (IOT) partitioned by hash (or range). Then the statistics on table were gathered and the table was transferred to another schema using original export/import (exp/imp). The partition statistics are lost as the next test demonstrates:

=> Partition statistics are lost


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