| 程序包 | 说明 |
|---|---|
| org.apache.flink.streaming.api.datastream |
| 限定符和类型 | 方法和说明 |
|---|---|
<KEY> CoGroupedStreams.Where<KEY> |
CoGroupedStreams.where(org.apache.flink.api.java.functions.KeySelector<T1,KEY> keySelector)
Specifies a
KeySelector for elements from the first input. |
<KEY> CoGroupedStreams.Where<KEY> |
CoGroupedStreams.where(org.apache.flink.api.java.functions.KeySelector<T1,KEY> keySelector,
org.apache.flink.api.common.typeinfo.TypeInformation<KEY> keyType)
Specifies a
KeySelector for elements from the first input with explicit type information. |
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