Class GetKFromDoublesSketchUDF
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- org.apache.hadoop.hive.ql.exec.UDF
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- org.apache.datasketches.hive.quantiles.GetKFromDoublesSketchUDF
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public class GetKFromDoublesSketchUDF extends org.apache.hadoop.hive.ql.exec.UDF
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Constructor Summary
Constructors Constructor Description GetKFromDoublesSketchUDF()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Integerevaluate(org.apache.hadoop.io.BytesWritable serializedSketch)Returns parameter K from a given sketch
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Method Detail
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evaluate
public Integer evaluate(org.apache.hadoop.io.BytesWritable serializedSketch)
Returns parameter K from a given sketch- Parameters:
serializedSketch- serialized sketch- Returns:
- parameter K
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