org.apache.pig.piggybank.evaluation.math

Class toRadians

java.lang.Object

org.apache.pig.EvalFunc<Double>

org.apache.pig.piggybank.evaluation.math.Base

org.apache.pig.piggybank.evaluation.math.DoubleBase

org.apache.pig.piggybank.evaluation.math.toRadians

public class toRadians
extends DoubleBase

math.toRadians implements a binding to the Java function Math.toRadians(double). Given a single data atom it Converts an angle measured in degrees to an approximately equivalent angle measured in radians.

Parameters:

value - Double.

Return Value:

Double

Return Schema:

toRadians_inputSchema

Example:

register math.jar;
A = load 'mydata' using PigStorage() as ( float1 );
B = foreach A generate float1, math.toRadians(float1);

Author:

ajay garg

See Also:

Math.toRadians(double),

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
toRadians()

Method Summary

Methods inherited from class org.apache.pig.piggybank.evaluation.math.DoubleBase

exec, getArgToFuncMapping

Methods inherited from class org.apache.pig.piggybank.evaluation.math.Base

outputSchema

Methods inherited from class org.apache.pig.EvalFunc

allowCompileTimeCalculation, finish, getCacheFiles, getInputSchema, 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

toRadians

public toRadians()