Performance Degradation and JI Lock Contention Observed During Batch Load of Tables With On-Commit Materialized Views
(Doc ID 371869.1)
Last updated on OCTOBER 03, 2019
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 8.1.5 to 11.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
When running concurrent batch jobs against tables with on-commit materialized views, the jobs run very slowly and JI lock contention on the materialized views is observed.
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