org.apache.pig.builtin

Class SQRT

java.lang.Object

org.apache.pig.EvalFunc<Double>

org.apache.pig.builtin.Base

org.apache.pig.builtin.DoubleBase

org.apache.pig.builtin.SQRT

public class SQRT
extends DoubleBase

SQRT implements a binding to the Java function Math.sqrt(double). Given a single data atom it Returns the square root of the argument.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.pig.EvalFunc

EvalFunc.SchemaType

Field Summary

Fields inherited from class org.apache.pig.EvalFunc

log, pigLogger, reporter, returnType

Constructor Summary

Constructors

Constructor and Description
SQRT()

Method Summary

Methods inherited from class org.apache.pig.builtin.DoubleBase

exec, getArgToFuncMapping

Methods inherited from class org.apache.pig.builtin.Base

allowCompileTimeCalculation, outputSchema

Methods inherited from class org.apache.pig.EvalFunc

finish, getCacheFiles, getInputSchema, getLoadCaster, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, getSchemaType, getShipFiles, isAsynchronous, needEndOfAllInputProcessing, progress, setEndOfAllInput, setInputSchema, setPigLogger, setReporter, setUDFContextSignature, warn

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SQRT

public SQRT()