public class DoubleColAddDoubleColumnChecked extends VectorExpression
childExpressions, inputColumnNum, inputDataTypePhysicalVariations, inputTypeInfos, LOG, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo
Constructor and Description |
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DoubleColAddDoubleColumnChecked() |
DoubleColAddDoubleColumnChecked(int colNum1,
int colNum2,
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.
|
VectorExpressionDescriptor.Descriptor |
getDescriptor() |
boolean |
supportsCheckedExecution()
A vector expression which implements a checked execution to account for overflow handling
should override this method and return true.
|
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, toString, transientInit
public DoubleColAddDoubleColumnChecked(int colNum1, int colNum2, int outputColumnNum)
public DoubleColAddDoubleColumnChecked()
public void evaluate(VectorizedRowBatch batch) throws HiveException
VectorExpression
evaluate
in class VectorExpression
HiveException
public boolean supportsCheckedExecution()
VectorExpression
supportsCheckedExecution
in class VectorExpression
public String vectorExpressionParameters()
vectorExpressionParameters
in class VectorExpression
public VectorExpressionDescriptor.Descriptor getDescriptor()
getDescriptor
in class VectorExpression
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