如果你想复制和备份前景的。
使用数据库和Web服务器上的本地数据源将增加复制和备份的难度,并且加重了Web服务器的负荷。
Using databases and other data sources that are local to the Web server makes replication and back-ups difficult and also increases the load on the Web server.
GSD包含一些引人注目的特性:数据跨多个数据中心复制和备份,保证读写一致性,最多容纳5tb的对象。
GSD has a few attractive features: data is replicated across multiple data centers and it is backed up, it has read-your-writes consistency, and can accept objects up to 5tb.
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