If booting from disk had been unsuccessful, for whatever reason, I would have instigated Plan b.

如果由于某种原因从磁盘引导不成功，我就采用备用计划。

youdao

The alias at work in Listing 11 is TypeAlias, which effectively tells db4o to swap out an "a" type in memory (the runtime name) for a "b" type on disk (the stored name).

清单11中出现的别名是TypeAlias，它有效地告诉db 4 o用内存中的“a”类型(运行时名称)替换磁盘上的“b”类型(存储的名称)。

youdao

The rows representing account A and account B are not likely to be stored in the same disk block, which means that more than one disk IO will be required to complete the transfer.

表示账户 A 和账户 B 的行可能不会存储在同一个磁盘块中，这意味着要完成转账需要进行多个磁盘 IO。

youdao