Class ArrayOfDoublesSketchToNumberOfRetainedEntriesUDF
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- org.apache.hadoop.hive.ql.exec.UDF
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- org.apache.datasketches.hive.tuple.ArrayOfDoublesSketchToNumberOfRetainedEntriesUDF
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public class ArrayOfDoublesSketchToNumberOfRetainedEntriesUDF extends org.apache.hadoop.hive.ql.exec.UDF
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Constructor Summary
Constructors Constructor Description ArrayOfDoublesSketchToNumberOfRetainedEntriesUDF()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Integerevaluate(org.apache.hadoop.io.BytesWritable serializedSketch)Get number of retained entries from a given ArrayOfDoublesSketch
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Method Detail
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evaluate
public Integer evaluate(org.apache.hadoop.io.BytesWritable serializedSketch)
Get number of retained entries from a given ArrayOfDoublesSketch- Parameters:
serializedSketch- ArrayOfDoublesSketch in as serialized binary- Returns:
- number of retained entries
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