org.apache.hadoop.hive.ql.exec.vector

Class VectorExpressionDescriptor

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.VectorExpressionDescriptor

public class VectorExpressionDescriptor
extends Object

Describes a vector expression and encapsulates the VectorExpressionDescriptor.Mode, number of arguments, argument types VectorExpressionDescriptor.ArgumentType and expression types VectorExpressionDescriptor.InputExpressionType.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	VectorExpressionDescriptor.ArgumentType
static class	VectorExpressionDescriptor.Builder Builder builds a VectorExpressionDescriptor.Descriptor object.
static class	VectorExpressionDescriptor.Descriptor Descriptor is immutable and is constructed by the VectorExpressionDescriptor.Builder only.
static class	VectorExpressionDescriptor.InputExpressionType
static class	VectorExpressionDescriptor.Mode

Constructor Summary

Constructors

Constructor and Description
VectorExpressionDescriptor()

Method Summary

Modifier and Type	Method and Description
Class<?>	getVectorExpressionClass(Class<?> udf, VectorExpressionDescriptor.Descriptor descriptor, boolean useCheckedExpressionIfAvailable)

Methods inherited from class java.lang.Object

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

Constructor Detail

VectorExpressionDescriptor

public VectorExpressionDescriptor()

Method Detail

getVectorExpressionClass

public Class<?> getVectorExpressionClass(Class<?> udf,
                                         VectorExpressionDescriptor.Descriptor descriptor,
                                         boolean useCheckedExpressionIfAvailable)
                                  throws HiveException

Throws:

HiveException