Oracle官方推荐的数据迁移方式评估

Migration Of An oracle Database Across OS PlatfORMs (Generic Platform) (文档 ID 733205.1)

APPLIES TO:

Oracle Database - Enterprise Edition - Version 8.1.7.4 and later
Information in this document applies to any platform.

GoAL

To migrate an existing Oracle database (NOT BINARIES)  from one Operating System platform to another (i.e. windows to Solaris) 
This can occur as part of an Oracle version upgrade (Oracle 8i .. Oracle 11G) or within the same Oracle version: (Oracle 10.2 to Oracle 10.2). 

Changes within an Operating System (ie: linux,Windows or Solaris from 32 bit to 64 bit) are not considered cross platform migrations and are performed as normal version upgrades/Wordsize conversions. 

For details please refer to the appropriate migration manual or