| 程序包 | 说明 |
|---|---|
| org.apache.flink.streaming.util.keys |
| 限定符和类型 | 方法和说明 |
|---|---|
static <X> KeySelectorUtil.ArrayKeySelector<X> |
KeySelectorUtil.getSelectorForArray(int[] positions,
org.apache.flink.api.common.typeinfo.TypeInformation<X> typeInfo) |
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