BoA wanted a system that would not only automate the posting of transactions
Transforms don't execute until the consumer pulls. There's no eager evaluation, no hidden buffering. Data flows on-demand from source, through transforms, to the consumer. If you stop iterating, processing stops.，详情可参考heLLoword翻译官方下载
以管理员权限运行终端，执行安装指令：，推荐阅读夫子获取更多信息
For implementers, the locking model adds a fair amount of non-trivial internal bookkeeping. Every operation must check lock state, readers must be tracked, and the interplay between locks, cancellation, and error states creates a matrix of edge cases that must all be handled correctly.
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