标准的复制模型是可升级的且提供使用异步传输的“某时”仓库的同步。
The standard replication model is scalable and provides "some time" synchronization of repositories using asynchronous transportation.
文件剩下的部分基本是自解释的，将它们原样复制到自己的仓库目录中即可。
The rest of the file is largely self-explanatory; you can simply copy it verbatim into your repository directory.
在处理像数据仓库环境中数据库那样的巨型数据库方面，Oracle和DB 2都提供了增量和差异备份，避免复制未更改的数据页。
Dealing with huge databases such as those in data warehouse environment, both Oracle and DB2 provide incremental and differential backup to avoid copying unchanged data pages.
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