Wrong results during estimation of OR-expansion

(Doc ID 392055.1)

Last updated on SEPTEMBER 29, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.2 and later
Information in this document applies to any platform.

Symptoms

Wrong results can occur when all the following is true:

1. A plan using BITMAP OR operation,
2. Missing predicate in the plan
3. Disabling of or-expansion

 

Cause

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