Package org.apache.drill.exec.expr.fn.impl

Class UnionFunctions

java.lang.Object

org.apache.drill.exec.expr.fn.impl.UnionFunctions

public class UnionFunctions
extends Object

Contains additional functions for union types in addition to those in GUnionFunctions

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	UnionFunctions.CastUnionList
static class	UnionFunctions.CastUnionMap
static class	UnionFunctions.CastUnionToUnion
static class	UnionFunctions.CompareType	Returns zero if the inputs have equivalent types.
static class	UnionFunctions.GetType
static class	UnionFunctions.IsNotNull
static class	UnionFunctions.IsNull
static class	UnionFunctions.UnionIsList
static class	UnionFunctions.UnionIsMap

Constructor Summary

Constructors

Constructor	Description
UnionFunctions()

Method Summary

Modifier and Type	Method	Description
static int	compareTypes(TypeProtos.MinorType type1, TypeProtos.MinorType type2)

Methods inherited from class java.lang.Object

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

Constructor Details

UnionFunctions

public UnionFunctions()

Method Details

compareTypes

public static int compareTypes(TypeProtos.MinorType type1,
 TypeProtos.MinorType type2)