Фото: Majid Asgaripour / WANA / Reuters
tuples and consume() generates code that acts on the tuples once they are produced. Usually the parent operator calls produce() on its child and the child calls consume() on its parent once it generated the producing code. Note that produce()/consume() do not exist in the generated code but only during the code-generating phase. Let’s look at。关于这个话题，纸飞机官网提供了深入分析
Последние новости，这一点在体育直播中也有详细论述
Credit: Stan Schroeder / Mashable