distributed memory database的意思|示意

It's a distributed memory caching system which Facebook (and a ton of other sites) use as a caching layer between the web servers and MySQL servers (since database access is relatively slow).

它是一个分布式的内存缓存系统，Facebook(包含其他很多网站)用它作为Web服务器和MySQL服务器之间的缓存层(因为数据库访问相对比较慢)。

Memcached is used by many large sites to cache various objects in a distributed memory system, rather than having to read from disk or a database.

许多大型站点都使用memcached在分布式内存系统中缓存各种对象，这样就不需要从磁盘或数据库读取它们。

This article described one of several patterns for using ObjectGrid: as an in-memory distributed database.

本文介绍了使用 ObjectGrid 的几种模式之一：作为内存分布式数据库。

The entity of the database adopts the map-called method in which the file system object can be mapped into the virtual memory directly and distributed in the improved ORB architecture.

数据库实体采用磁盘文件映射的内存管理机制，以改进ORB方式进行网络分布；

The recovery of the distributed main memory database is discussed in the thesis, including:dump?distributed transaction commitment and log.

对分布式内存数据库的恢复进行了讨论，内容包括：转储、分布式事务提交及日志。