public abstract class FuncTimestampToTimestamp extends VectorExpression
childExpressions, inputColumnNum, inputDataTypePhysicalVariations, inputTypeInfos, LOG, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo
Constructor and Description |
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FuncTimestampToTimestamp() |
FuncTimestampToTimestamp(int inputColumn,
int outputColumnNum) |
Modifier and Type | Method and Description |
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void |
evaluate(VectorizedRowBatch batch)
This is the primary method to implement expression logic.
|
protected abstract void |
func(TimestampColumnVector outputColVector,
TimestampColumnVector inputColVector,
int i) |
VectorExpressionDescriptor.Descriptor |
getDescriptor() |
protected VectorExpressionDescriptor.ArgumentType |
getInputColumnType() |
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 FuncTimestampToTimestamp(int inputColumn, int outputColumnNum)
public FuncTimestampToTimestamp()
protected abstract void func(TimestampColumnVector outputColVector, TimestampColumnVector inputColVector, int i)
public void evaluate(VectorizedRowBatch batch) throws HiveException
VectorExpression
evaluate
in class VectorExpression
HiveException
public String vectorExpressionParameters()
vectorExpressionParameters
in class VectorExpression
public VectorExpressionDescriptor.Descriptor getDescriptor()
getDescriptor
in class VectorExpression
protected VectorExpressionDescriptor.ArgumentType getInputColumnType()
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