Why Does DBMS_STATS.AUTO_SAMPLE_SIZE Sample all Rows Unexpectedly

(Doc ID 343849.1)

Last updated on SEPTEMBER 15, 2016

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 9.2 to 10.2]
Information in this document applies to any platform.


Based upon the DBMS_STATS.AUTO_SAMPLE_SIZE information for your version (see: Document 1226841.1 ), after running:

 to be less than the number of rows - but in some cases they are equal, indicating we have sampled all rows.


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