详解 Flink DataStream中min(),minBy(),max(),max()之间的区别
解释官方文档中:ThedifferencebetweenminandminByisthatminreturnstheminimumvalue,whereasminByreturnstheelementthathastheminimumvalueinthisfield(sameformaxandmaxBy).翻译:min和minBy之间的区别是min返回最小值,而minBy返回在此字段中具有最小值的