Parallel Query Forces Slow Index Full Scan Instead Of INDEX_FFS
(Doc ID 1643721.1)
Last updated on NOVEMBER 07, 2023
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.1.0.1 [Release 11.2 to 12.1]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
After upgraded to 11.2.0.4, then the parallel query could force slow using a Index Full Scan instead of INDEX_FFS, for example:
-) On 11.2.0.3
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |