- reduceGroup
Applies a GroupReduce transformation on a grouped and sorted DataSet.The
transformation calls a
org.
- sortGroup
Sorts org.apache.flink.api.java.tuple.Tuple or POJO elements within a group on
the specified field i
- first
Returns a new set containing the first n elements in this grouped and sorted
DataSet.
- <init>
- addSortGroupInternal
- combineGroup
Applies a GroupCombineFunction on a grouped DataSet. A CombineFunction is
similar to a GroupReduceFu
- getGroupOrdering
- getGroupSortKeyPositions
- getInputDataSet
- getKeys
- getSortSelectionFunctionKey
- withPartitioner
Uses a custom partitioner for the grouping.