跨 OS 平台迁移 Oracle 数据库
将现有 Oracle 数据库（非二进制可执行程序文件/）从一个操作系统平台移植到另一个操作系统平台（例如从 Windows 到 Solaris），
将现有 Oracle 数据库（非二进制可执行程序文件/）从一个操作系统平台移植到另一个操作系统平台（例如从 Windows 到 Solaris）
这种需求会发生在 Oracle 版本升级过程中（Oracle 8i 一直到 Oracle 11G），，或者在同一 Oracle 版本内（Oracle 10.2 到 Oracle 10.2）。
平台迁移中不考虑操作系统内部的更改（例如将 Linux、Windows 或 Solaris 从 32 位到 64 位），这些更改会被当做正常升级/ wordsize 转换来处理。
我们以下几种解决方案
我们没有迁移实用程序（脚本或 DBUA）来执行 Oracle Database 的跨平台迁移。
更改平台需要使用下列方法之一重新构建数据库和（或）移动数据：
执行“export/import”操作，包括Datapump。所有版本都支持“export/import”操纵，但是对于Datapump，则需要 10.1.0.2 或更高版本。
10G 或更高版本可使用 Transportable Tablespaces。
10G 或更高版本可使用 RMAN Convert Database 功能。
每个可用选项都会有其优势和局限，包括数据类型、所需时间和潜在成本。
可用选项的优劣将取决于源和目标操作系统及 Oracle 版本。
例如：
使用 Dataguard 基于异构平台的物理主备库时将存在平台局限
仅当源和目标都属于相同 ENDIAN 格式时，RMAN Convert Database 才工作。
针对 Transportable Tablespaces 的 RMAN's convert 功能将从一种 ENDIAN 格式转换为另一种格式。
这两个命令是不相同的。
PLATFORM_NAMEENDIAN_FORMAT
Oracle Solaris on SPARC (32-bit & 64-bit) Big
AIX-Based Systems (64-bit) Big
HP-UX (64-bit) Big
HP-UX IA (64-bit) Big
IBM zSeries Based Linux Big
Apple Mac OS Big
IBM Power Based Linux Big
HP Tru64 UNIX Little
Linux IA (32-bit & 64-bit) Little
HP Open VMS Little
Microsoft Windows IA (32-bit & 64-bit) Little
Oracle Solaris on x86 & x86-64 Little
Linux 64-bit for AMD Little
Microsoft Windows 64-bit for AMD Little
下面是使用Transportable Tablespaces基本步骤：
下面是在升级中使用 Oracle Streams 的基本信息：
在CentOS 6.4下安装Oracle 11gR2(x64)
Oracle 11gR2 在VMWare虚拟机中安装步骤
Debian 下 安装 Oracle 11g XE R2
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