public abstract class FuncTimestampToDecimal extends VectorExpression
VectorExpression.Type
childExpressions, inputTypes, outputType
Constructor and Description |
---|
FuncTimestampToDecimal() |
FuncTimestampToDecimal(int inputColumn,
int outputColumn) |
Modifier and Type | Method and Description |
---|---|
void |
evaluate(VectorizedRowBatch batch)
This is the primary method to implement expression logic.
|
protected abstract void |
func(DecimalColumnVector outV,
TimestampColumnVector inV,
int i) |
VectorExpressionDescriptor.Descriptor |
getDescriptor() |
int |
getInputColumn() |
int |
getOutputColumn()
Returns the index of the output column in the array
of column vectors.
|
void |
setInputColumn(int inputColumn) |
void |
setOutputColumn(int outputColumn) |
evaluateChildren, getChildExpressions, getInputTypes, getOutputType, setChildExpressions, setInputTypes, setOutputType, toString
public FuncTimestampToDecimal(int inputColumn, int outputColumn)
public FuncTimestampToDecimal()
protected abstract void func(DecimalColumnVector outV, TimestampColumnVector inV, int i)
public void evaluate(VectorizedRowBatch batch)
VectorExpression
evaluate
in class VectorExpression
public int getOutputColumn()
VectorExpression
getOutputColumn
in class VectorExpression
public void setOutputColumn(int outputColumn)
public int getInputColumn()
public void setInputColumn(int inputColumn)
public VectorExpressionDescriptor.Descriptor getDescriptor()
getDescriptor
in class VectorExpression
Copyright © 2016 The Apache Software Foundation. All rights reserved.