| Package | Description |
|---|---|
| org.apache.flink.api.java | |
| org.apache.flink.api.java.operators |
| Modifier and Type | Method and Description |
|---|---|
DistinctOperator<T> |
DataSet.distinct()
Returns a distinct set of a
DataSet. |
DistinctOperator<T> |
DataSet.distinct(int... fields)
Returns a distinct set of a
Tuple DataSet using field position keys. |
<K> DistinctOperator<T> |
DataSet.distinct(org.apache.flink.api.java.functions.KeySelector<T,K> keyExtractor)
Returns a distinct set of a
DataSet using a KeySelector function. |
DistinctOperator<T> |
DataSet.distinct(String... fields)
Returns a distinct set of a
DataSet using expression keys. |
| Modifier and Type | Method and Description |
|---|---|
DistinctOperator<T> |
DistinctOperator.setCombineHint(org.apache.flink.api.common.operators.base.ReduceOperatorBase.CombineHint strategy)
Sets the strategy to use for the combine phase of the reduce.
|
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