单机升级11.2.0.1到12.1.0.2的实战_11.2.0.1不能直接升级到到12.1.0.2
11.2.0.1不能直接升级到到12.1.0.2，见如下升级过程中的报错信息
Supported Upgrade Version Check
The
upgrade of Oracle 11g release 11.2.0.1.0 database to Oracle Database 12c
release 12.1.0.2.0 is not supported by this Assistant. First upgrade this
database to the closest supported version for upgrade, refer to the Oracle
Database Upgrade Guide for details and then restart this Assistant. Following
are supported database versions for upgrade: Oracle 10g release 10.2.0.5,
Oracle 11g release 11.1.0.7, Oracle 11g release 11.2.0.2, Oracle 11g release
11.2.0.3, Oracle 11g release 11.2.0.4, Oracle 12c release 12.1.0.1.
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