Statistics Not Gathered on Large Tables by Automatic Statistic Job

(Doc ID 1679988.1)

Last updated on SEPTEMBER 19, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
Information in this document applies to any platform.

Statistics on large tables are out of date have not been gathered for a long period of time. Other criteria for collection of statistics are met, for example, stale percentage exceeds the high threshold. The select below shows an old date for Last_Analyzed and value > 10% for stale percent:
Inaccurate statistics may manifest itself in the generation of sub-optimal plans for queries involving these large tables
Statistics are gathered automatically in the maintenance window and complete successfully

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