public class VectorUDFDateDiffScalarCol extends VectorExpression
childExpressions, inputDataTypePhysicalVariations, inputTypeInfos, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo
Constructor and Description |
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VectorUDFDateDiffScalarCol() |
VectorUDFDateDiffScalarCol(Object object,
int colNum,
int outputColumnNum) |
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.
|
protected int |
evaluateDate(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector,
int index) |
protected void |
evaluateString(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector,
org.apache.hadoop.hive.ql.exec.vector.LongColumnVector output,
int i) |
protected int |
evaluateTimestamp(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector,
int index) |
VectorExpressionDescriptor.Descriptor |
getDescriptor() |
String |
vectorExpressionParameters() |
displayArrayOfUtf8ByteArrays, displayUtf8Bytes, doTransientInit, doTransientInit, evaluateChildren, getChildExpressions, getColumnParamString, getDoubleValueParamString, getInputDataTypePhysicalVariations, getInputTypeInfos, getLongValueParamString, getOutputColumnNum, getOutputColumnVectorType, getOutputDataTypePhysicalVariation, getOutputTypeInfo, getParamTypeString, getTypeName, init, setChildExpressions, setInputDataTypePhysicalVariations, setInputTypeInfos, setOutputDataTypePhysicalVariation, setOutputTypeInfo, supportsCheckedExecution, toString, transientInit
public VectorUDFDateDiffScalarCol(Object object, int colNum, int outputColumnNum)
public VectorUDFDateDiffScalarCol()
public void evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch) throws HiveException
VectorExpression
evaluate
in class VectorExpression
HiveException
protected int evaluateTimestamp(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector, int index)
protected int evaluateDate(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector, int index)
protected void evaluateString(org.apache.hadoop.hive.ql.exec.vector.ColumnVector columnVector, org.apache.hadoop.hive.ql.exec.vector.LongColumnVector output, int i)
public String vectorExpressionParameters()
vectorExpressionParameters
in class VectorExpression
public VectorExpressionDescriptor.Descriptor getDescriptor()
getDescriptor
in class VectorExpression
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