类的使用
org.apache.flink.api.java.operators.Grouping

使用Grouping的程序包

程序包	说明
org.apache.flink.api.java.operators

org.apache.flink.api.java.operators中Grouping的使用

org.apache.flink.api.java.operators中Grouping的子类

限定符和类型	类和说明
class	SortedGrouping<T> 已过时。 All Flink DataSet APIs are deprecated since Flink 1.18 and will be removed in a future Flink major version. You can still build your application in DataSet, but you should move to either the DataStream and/or Table API.
class	UnsortedGrouping<T> 已过时。 All Flink DataSet APIs are deprecated since Flink 1.18 and will be removed in a future Flink major version. You can still build your application in DataSet, but you should move to either the DataStream and/or Table API.

参数类型为Grouping的org.apache.flink.api.java.operators中的构造器

构造器和说明
AggregateOperator(Grouping<IN> input, Aggregations function, int field, String aggregateLocationName) 已过时。 Grouped aggregation.
GroupCombineOperator(Grouping<IN> input, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> resultType, org.apache.flink.api.common.functions.GroupCombineFunction<IN,OUT> function, String defaultName) 已过时。 Constructor for a grouped reduce.
GroupReduceOperator(Grouping<IN> input, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> resultType, org.apache.flink.api.common.functions.GroupReduceFunction<IN,OUT> function, String defaultName) 已过时。 Constructor for a grouped reduce.
ReduceOperator(Grouping<IN> input, org.apache.flink.api.common.functions.ReduceFunction<IN> function, String defaultName) 已过时。