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

Class CastDecimalToString

java.lang.Object

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

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

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

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

CastDecimalToChar, CastDecimalToVarChar

public class CastDecimalToString
extends DecimalToStringUnaryUDF

To support vectorized cast of decimal to string.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

VectorExpression.Type

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

childExpressions, inputTypes, outputType

Constructor Summary

Constructors

Constructor and Description
CastDecimalToString()
CastDecimalToString(int inputColumn, int outputColumn)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	assign(BytesColumnVector outV, int i, byte[] bytes, int length)
protected void	func(BytesColumnVector outV, DecimalColumnVector inV, int i)

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.DecimalToStringUnaryUDF

evaluate, getDescriptor, getInputColumn, getOutputColumn, getOutputType, setInputColumn, setOutputColumn

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.expressions.VectorExpression

evaluateChildren, getChildExpressions, getInputTypes, setChildExpressions, setInputTypes, setOutputType, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CastDecimalToString

public CastDecimalToString()

CastDecimalToString

public CastDecimalToString(int inputColumn,
                   int outputColumn)

Method Detail

assign

protected void assign(BytesColumnVector outV,
          int i,
          byte[] bytes,
          int length)

func

protected void func(BytesColumnVector outV,
        DecimalColumnVector inV,
        int i)

Specified by:

func in class DecimalToStringUnaryUDF