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

Class IfExprVarCharScalarStringScalar

java.lang.Object

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

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

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

All Implemented Interfaces:

Serializable

public class IfExprVarCharScalarStringScalar
extends IfExprStringScalarStringScalar

Compute IF(expr1, expr2, expr3) for 3 input column expressions. The first is always a boolean (LongColumnVector). The second is a string scalar. The third is a string scalar.

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
IfExprVarCharScalarStringScalar()
IfExprVarCharScalarStringScalar(int arg1Column, HiveVarchar arg2Scalar, byte[] arg3Scalar, int outputColumn)

Method Summary

Methods

Modifier and Type	Method and Description
VectorExpressionDescriptor.Descriptor	getDescriptor()
String	getOutputType() Returns type of the output column.

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

evaluate, getOutputColumn

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

IfExprVarCharScalarStringScalar

public IfExprVarCharScalarStringScalar(int arg1Column,
                               HiveVarchar arg2Scalar,
                               byte[] arg3Scalar,
                               int outputColumn)

IfExprVarCharScalarStringScalar

public IfExprVarCharScalarStringScalar()

Method Detail

getOutputType

public String getOutputType()

Description copied from class: VectorExpression

Returns type of the output column.

Overrides:

getOutputType in class IfExprStringScalarStringScalar

getDescriptor

public VectorExpressionDescriptor.Descriptor getDescriptor()

Overrides:

getDescriptor in class IfExprStringScalarStringScalar