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

Class CastStringGroupToVarChar

java.lang.Object

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

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

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

All Implemented Interfaces:

Serializable, TruncStringOutput

public class CastStringGroupToVarChar
extends StringUnaryUDFDirect
implements TruncStringOutput

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
CastStringGroupToVarChar()
CastStringGroupToVarChar(int inputColumn, int outputColumn)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	func(BytesColumnVector outV, byte[][] vector, int[] start, int[] length, int i) Do right trim and truncate for CHAR.
int	getMaxLength()
String	getOutputType() Returns type of the output column.
void	setMaxLength(int maxLength)

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

evaluate, getDescriptor, getInputColumn, getOutputColumn, 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

CastStringGroupToVarChar

public CastStringGroupToVarChar(int inputColumn,
                        int outputColumn)

CastStringGroupToVarChar

public CastStringGroupToVarChar()

Method Detail

func

protected void func(BytesColumnVector outV,
        byte[][] vector,
        int[] start,
        int[] length,
        int i)

Do right trim and truncate for CHAR.

Specified by:

func in class StringUnaryUDFDirect

getOutputType

public String getOutputType()

Description copied from class: VectorExpression

Returns type of the output column.

Overrides:

getOutputType in class StringUnaryUDFDirect

getMaxLength

public int getMaxLength()

Specified by:

getMaxLength in interface TruncStringOutput

setMaxLength

public void setMaxLength(int maxLength)

Specified by:

setMaxLength in interface TruncStringOutput