| 程序包 | 说明 | 
|---|---|
| org.apache.flink.api.java.summarize.aggregation | 
| 限定符和类型 | 方法和说明 | 
|---|---|
| NumericColumnSummary<T> | NumericSummaryAggregator. result() | 
| 限定符和类型 | 方法和说明 | 
|---|---|
| void | NumericSummaryAggregator. combine(Aggregator<T,NumericColumnSummary<T>> otherSameType)combine two aggregations. | 
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