| 程序包 | 说明 |
|---|---|
| org.apache.flink.api.java |
| 限定符和类型 | 方法和说明 |
|---|---|
<R> MapOperator<T,R> |
DataSet.map(org.apache.flink.api.common.functions.MapFunction<T,R> mapper)
Applies a Map transformation on this DataSet.
|
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