Explain Plan Doesn'T Change For Sql After New Statistics Generated

(Doc ID 466603.1)

Last updated on SEPTEMBER 15, 2016

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.1 to 11.1.0.6 - Release: 10.2 to 11.1
Information in this document applies to any platform.

Symptoms

No change of execution plan after regathering statistics
using dbms_stats.


Loss of functionality
----------------------
inferior execution plan when statistics should lead to better plan


Cause

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