现在将用优化器根据实际和虚拟索引选择的访问计划来填充解释表。

This now populates the explain tables with the access plan chosen by the optimizer based on real and virtual indexes.

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CloudBurst 2.1 等虚拟映像环境的实际实现要求在环境发生重大变更后重新验证软件环境。

The practical implementation of virtual image environments like CloudBurst 2.1 requires a re-verification of the software environment after significant changes in the environment.

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每次为程序指令或数据处理内存位置时，都需要将虚拟地址转换成物理(或实际)内存地址。

Every time a memory location is addressed for program instructions or data, a virtual address is translated into a physical or real memory address.

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