DBMS_STATS.GATHER_TABLE_STATS Questions For Auto And Manual Execution
(Doc ID 2930117.1)
Last updated on APRIL 17, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 10.2.0.5 and laterInformation in this document applies to any platform.
Goal
Qn1: Does Oracle gather Optimizer statistics automatically? Is there a need to run DBMS_STATS.GATHER_TABLE_STATS periodically by customized code?
Qn2: Is it possible to change the default time of the maintenance window of the auto optimizer stats collection?
Qn3: Is it possible to disable the auto optimizer stats collection only for selected one or two tables that have heavy modifications and perform manual stats collection for these tables?
Solution
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In this Document
Goal |
Solution |