public class GenericUDFLead extends GenericUDFLeadLag
GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject
Constructor and Description |
---|
GenericUDFLead() |
Modifier and Type | Method and Description |
---|---|
protected String |
_getFnName() |
protected int |
getIndex(int amt) |
protected Object |
getRow(int amt) |
evaluate, getAmt, getDefaultArgOI, getDefaultValueConverter, getDisplayString, getExprEvaluator, getFirstArgOI, getpItr, initialize, setAmt, setDefaultArgOI, setDefaultValueConverter, setExprEvaluator, setFirstArgOI, setpItr
checkArgGroups, checkArgPrimitive, checkArgsSize, close, configure, copyToNewInstance, flip, getArgOrder, getConstantIntValue, getConstantLongValue, getConstantStringValue, getDateValue, getDoubleValue, getFuncName, getIntValue, getLongValue, getRequiredFiles, getRequiredJars, getStandardDisplayString, getStandardDisplayString, getStringValue, getTimestampValue, getUdfName, initializeAndFoldConstants, negative, obtainDateConverter, obtainDoubleConverter, obtainIntConverter, obtainLongConverter, obtainStringConverter, obtainTimestampConverter
protected String _getFnName()
_getFnName
in class GenericUDFLeadLag
protected int getIndex(int amt)
getIndex
in class GenericUDFLeadLag
protected Object getRow(int amt) throws HiveException
getRow
in class GenericUDFLeadLag
HiveException
Copyright © 2017 The Apache Software Foundation. All rights reserved.