Advanced Replication Feature Is Desupported on 12.2
(Doc ID 2232812.1)
Last updated on JANUARY 21, 2019
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 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 Backup Service - Version N/A and later
Information in this document applies to any platform.
Starting in Oracle Database 12c release 2 (12.2), the Advanced Replication feature of Oracle Database is desupported.
The Oracle Database Advanced Replication feature is desupported in its entirety.
The desupport of this feature includes all functionality associated with this feature:
multimaster replication, updateable materialized views, hierarchical materialized views, and deployment templates.
Read-only materialized views are still supported with basic replication.
Oracle recommends that you replace your use of Advanced Replication with Oracle GoldenGate.
This is also mentioned in document "Oracle Database Upgrade Guide 12c Release 2 (12.2)".
Target of "hierarchical materialized views" is only updateable materialized views.
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