Modifying the 10% Staleness Threshold for DBMS_STATS Automatic Statistics Gathering
(Doc ID 390737.1)
Last updated on DECEMBER 20, 2019
Applies to:Oracle Database - Standard Edition - Version 22.214.171.124 and later
Oracle Database - Personal Edition - Version 126.96.36.199 and later
Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Information in this document applies to any platform.
Starting with Oracle8i it is possible to arrange for DBMS_STATS to automatically gather Optimizer statistics for only those objects currently considered STALE since the last time statistics were gathered for them.
This article will explain how staleness is determined and whether it is possible to influence the staleness threshold.
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