SegmentedReductionAggregation#

public final class SegmentedReductionAggregation#

An aggregation that can be used for a reduce.

Method Summary

`all()`	All reduction.
`any()`	Any reduction.
`equals(Object other)`
`hashCode()`
`hostUDF(HostUDFWrapper wrapper)`	Execute a reduction using a host-side user-defined function (UDF).
`max()`	Max Aggregation.
`min()`	Min Aggregation.
`product()`	Product Aggregation.
`sum()`	Sum Aggregation.

Methods

public int hashCode()#

public boolean equals(Object other)#

Static Methods

public static SegmentedReductionAggregation sum()#: Sum Aggregation.

public static SegmentedReductionAggregation product()#: Product Aggregation.

public static SegmentedReductionAggregation min()#: Min Aggregation.

public static SegmentedReductionAggregation max()#: Max Aggregation.

public static SegmentedReductionAggregation any()#

Any reduction.

Produces a true or 1, depending on the output type, if any of the elements in the range are true or non-zero, otherwise produces a false or 0. Null values are skipped.

public static SegmentedReductionAggregation all()#

All reduction.

Produces true or 1, depending on the output type, if all of the elements in the range are true or non-zero, otherwise produces a false or 0. Null values are skipped.

public static SegmentedReductionAggregation hostUDF( HostUDFWrapper wrapper )#

Execute a reduction using a host-side user-defined function (UDF).

Parameters:: wrapper – The wrapper for the native host UDF instance.
Returns:: A new SegmentedReductionAggregation instance