public class DateScalarSubtractTimestampColumn extends VectorExpression
VectorExpression.Type
childExpressions, inputTypes, outputType
Constructor and Description |
---|
DateScalarSubtractTimestampColumn() |
DateScalarSubtractTimestampColumn(long value,
int colNum,
int outputColumn) |
Modifier and Type | Method and Description |
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void |
evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch)
This is the primary method to implement expression logic.
|
VectorExpressionDescriptor.Descriptor |
getDescriptor() |
int |
getOutputColumn()
Returns the index of the output column in the array
of column vectors.
|
String |
getOutputType()
Returns type of the output column.
|
String |
vectorExpressionParameters() |
displayArrayOfUtf8ByteArrays, displayUtf8Bytes, evaluateChildren, getChildExpressions, getInputTypes, init, setChildExpressions, setInputTypes, setOutputType, toString
public DateScalarSubtractTimestampColumn(long value, int colNum, int outputColumn)
public DateScalarSubtractTimestampColumn()
public void evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch)
VectorExpression
evaluate
in class VectorExpression
public int getOutputColumn()
VectorExpression
getOutputColumn
in class VectorExpression
public String getOutputType()
VectorExpression
getOutputType
in class VectorExpression
public String vectorExpressionParameters()
vectorExpressionParameters
in class VectorExpression
public VectorExpressionDescriptor.Descriptor getDescriptor()
getDescriptor
in class VectorExpression
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