public class RollingColumn extends Object
Constructor and Description |
---|
RollingColumn(Column column,
int window) |
Modifier and Type | Method and Description |
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NumberColumn |
calc(AggregateFunction function) |
NumberColumn |
mean() |
NumberColumn |
sum(String resultColName) |
public RollingColumn(Column column, int window)
public NumberColumn mean()
public NumberColumn sum(String resultColName)
public NumberColumn calc(AggregateFunction function)
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