public class UDFSqrt extends UDF
Constructor and Description |
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UDFSqrt() |
Modifier and Type | Method and Description |
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DoubleWritable |
evaluate(DoubleWritable i)
Return NULL for NULL or negative inputs; otherwise, return the square root.
|
getRequiredFiles, getRequiredJars, getResolver, setResolver
public DoubleWritable evaluate(DoubleWritable i)
Copyright © 2012 The Apache Software Foundation