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

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

VectorExpressionDescriptor()

Method Summary

Class<?>

getVectorExpressionClass(Class<?> udf, VectorExpressionDescriptor.Descriptor descriptor)

Methods inherited from class java.lang.Object

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

Constructor Detail

VectorExpressionDescriptor

public VectorExpressionDescriptor()

Method Detail

getVectorExpressionClass

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

Throws:

HiveException