public abstract class BooleanAggregateFunction extends AggregateFunction<BooleanColumn,Boolean>
| Constructor and Description |
|---|
BooleanAggregateFunction(String name) |
| Modifier and Type | Method and Description |
|---|---|
boolean |
isCompatibleColumn(ColumnType type) |
ColumnType |
returnType() |
abstract Boolean |
summarize(BooleanColumn column) |
functionName, toStringpublic BooleanAggregateFunction(String name)
public abstract Boolean summarize(BooleanColumn column)
summarize in class AggregateFunction<BooleanColumn,Boolean>public boolean isCompatibleColumn(ColumnType type)
isCompatibleColumn in class AggregateFunction<BooleanColumn,Boolean>public ColumnType returnType()
returnType in class AggregateFunction<BooleanColumn,Boolean>Copyright © 2020. All rights reserved.