已经建立发布与订阅(合并拷贝)地两台数据库服务器怎么样运用SQL语句进行备份与恢复数据库?
Publishing and subscription has been established (merged copy) to use two database servers like SQL statements how to back up and restore the database?
常用的数据存储方法是数组,它很容易被一分为二的,但是合并两个数组则需要把两部分都拷贝到一个新的数组中(对内存有很大的要求)。
One common means of storing data, called an array, is very easy to split in two; but combining two arrays requires copying the contents of both into a new array.
创建一个拷贝和合并两个对象。
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