public abstract class MathFuncLongToDouble extends VectorExpression
childExpressions, inputDataTypePhysicalVariations, inputTypeInfos, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo
Constructor and Description |
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MathFuncLongToDouble() |
MathFuncLongToDouble(int colNum,
int outputColumnNum) |
Modifier and Type | Method and Description |
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protected void |
cleanup(org.apache.hadoop.hive.ql.exec.vector.DoubleColumnVector outputColVector,
int[] sel,
boolean selectedInUse,
int n) |
void |
evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch)
This is the primary method to implement expression logic.
|
protected abstract double |
func(long l) |
String |
vectorExpressionParameters() |
displayArrayOfUtf8ByteArrays, displayUtf8Bytes, doTransientInit, doTransientInit, evaluateChildren, getChildExpressions, getColumnParamString, getDescriptor, getDoubleValueParamString, getInputDataTypePhysicalVariations, getInputTypeInfos, getLongValueParamString, getOutputColumnNum, getOutputColumnVectorType, getOutputDataTypePhysicalVariation, getOutputTypeInfo, getParamTypeString, getTypeName, init, setChildExpressions, setInputDataTypePhysicalVariations, setInputTypeInfos, setOutputDataTypePhysicalVariation, setOutputTypeInfo, supportsCheckedExecution, toString, transientInit
public MathFuncLongToDouble(int colNum, int outputColumnNum)
public MathFuncLongToDouble()
protected abstract double func(long l)
public void evaluate(org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch batch) throws HiveException
VectorExpression
evaluate
in class VectorExpression
HiveException
protected void cleanup(org.apache.hadoop.hive.ql.exec.vector.DoubleColumnVector outputColVector, int[] sel, boolean selectedInUse, int n)
public String vectorExpressionParameters()
vectorExpressionParameters
in class VectorExpression
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