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After Import sample_size in Dba_tables Shows 2000 (Doc ID 438832.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Server - Enterprise Edition - Version: to
This problem can occur on any platform.


Statistics are gathered for a table by analyzing it using compute option.
When the table in question is exported and imported either in the same or different database and checked for the sample_size in dba_tables it shows 2000 regardless of the value before the export.
The parameter STATISTICS set to COMPUTE during export and RECALCULATE_STATISTICS=N during import.


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