virtual cache的意思|示意

This is because Oracle uses a lot of virtual memory, particularly with respect to its System Global Area (SGA), which is used to cache table data, among other things.

这是因为 Oracle 使用大量的虚拟内存，特别是对于其系统全局区域（SGA），这个区域用于缓存表数据和其他东西。

Virtual segment also contains dictionary cache, stored procedures cache, and big buffer pools used for writing large block of pages to disk at once.

虚拟内存段还包含字典缓存器，存储过程缓存器，以及在向磁盘一次性写入大块页面时使用到的较大的缓冲池。

TLB is the cache holding the mapping information from the virtual address to the physical page in memory.

TLB缓存包含从虚拟地址到内存中物理页面的映射信息。