可重入函数可以在任意时刻被中断,稍后再继续运行,不会丢失数据。
A reentrant function can be interrupted at any time and resumed at a later time without loss of data.
而且事务是持久性的,所以,该数据库能够在崩溃和断电时幸免于难,不会丢失数据或损坏。
And transactions are Durable, so that the database is able to survive crashes and power failures without data loss or corruption.
这是专门维护使用不同的复制解决方案,你会不会丢失数据可以故障转移到其他服务器的信心。
This is specifically about maintaining confidence in using various replication solutions that you'd be able to failover to the other server without data loss.
When you're working on a file, it's saving constantly to RAM but also hopefully to disc, the hard disk so you don't actually lose it if the power goes off.
当你打开一个文件,它不断地保存在内存中,但对于光盘,硬盘,当你断开电源的时候,数据不会丢失。
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