Query Slow After Migration From Earlier Version of 8i to 12c Without Using Rule Hint
(Doc ID 2303332.1)
Last updated on NOVEMBER 04, 2019
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 and later
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 Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
- After migration from earlier version such as 8i to 12g, performance greatly reduced for query when removing rule based hint and changed to cost based hint:
RDBMS upgrade from 8i to 18.104.22.168.
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