public class LOG1P extends DoubleBase
Math.log1p(double).
Given a single data atom it Returns the natural logarithm
of the sum of the argument and 1.
value - Double.Double
register math.jar;
A = load 'mydata' using PigStorage() as ( float1 );
B = foreach A generate float1, math.LOG1P(float1);
Math.log1p(double),
EvalFunc.SchemaTypelog, pigLogger, reporter, returnType| Constructor and Description |
|---|
LOG1P() |
exec, getArgToFuncMappingoutputSchemaallowCompileTimeCalculation, finish, getCacheFiles, getInputSchema, getLoadCaster, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, getSchemaType, getShipFiles, isAsynchronous, needEndOfAllInputProcessing, progress, setEndOfAllInput, setInputSchema, setPigLogger, setReporter, setUDFContextSignature, warnCopyright © 2007-2017 The Apache Software Foundation