org.apache.hadoop.hive.ql.udf.generic

Class GenericUDFLeast

java.lang.Object

org.apache.hadoop.hive.ql.udf.generic.GenericUDF

org.apache.hadoop.hive.ql.udf.generic.GenericUDFGreatest

org.apache.hadoop.hive.ql.udf.generic.GenericUDFLeast

All Implemented Interfaces:

Closeable, AutoCloseable

public class GenericUDFLeast
extends GenericUDFGreatest

GenericUDF Class for SQL construct "least(v1, v2, .. vn)". NOTES: 1. v1, v2 and vn should have the same TypeInfo, or an exception will be thrown.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject

Constructor Summary

Constructors

Constructor and Description
GenericUDFLeast()

Method Summary

Methods

Modifier and Type	Method and Description
protected String	getFuncName()
protected boolean	isGreatest()

Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDFGreatest

evaluate, getDisplayString, initialize

Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

checkArgGroups, checkArgPrimitive, checkArgsSize, close, configure, copyToNewInstance, flip, getArgOrder, getConstantIntValue, getConstantLongValue, getConstantStringValue, getDateValue, getDoubleValue, getIntValue, getLongValue, getRequiredFiles, getRequiredJars, getStandardDisplayString, getStandardDisplayString, getStringValue, getTimestampValue, getUdfName, initializeAndFoldConstants, negative, obtainDateConverter, obtainDoubleConverter, obtainIntConverter, obtainLongConverter, obtainStringConverter, obtainTimestampConverter

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericUDFLeast

public GenericUDFLeast()

Method Detail

getFuncName

protected String getFuncName()

Overrides:

getFuncName in class GenericUDFGreatest

isGreatest

protected boolean isGreatest()

Overrides:

isGreatest in class GenericUDFGreatest