DDlog is a bottom-up, incremental, in-memory, typed Datalog engine. It is well suited for writing programs that incrementally update their output in response to input changes DDlog是一种自底向上,增量式,基于内存的类型化Datalog引擎,它非常适合编写响应输入更改而增量更新其输出的程序.目前官方说明文档介绍的安装方式…