public class StringSubstrColStart extends VectorExpression
childExpressions, inputColumnNum, inputDataTypePhysicalVariations, inputTypeInfos, LOG, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo
Constructor and Description |
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StringSubstrColStart() |
StringSubstrColStart(int colNum,
int startIdx,
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() |
String |
vectorExpressionParameters() |
displayArrayOfUtf8ByteArrays, displayUtf8Bytes, doTransientInit, doTransientInit, evaluateChildren, getChildExpressions, getChildExpressionsForTransientInit, getColumnParamString, getDoubleValueParamString, getInputDataTypePhysicalVariations, getInputTypeInfos, getLongValueParamString, getOutputColumnNum, getOutputColumnVectorType, getOutputDataTypePhysicalVariation, getOutputTypeInfo, getParamTypeString, getTypeName, init, setChildExpressions, setInputDataTypePhysicalVariations, setInputTypeInfos, setOutputDataTypePhysicalVariation, setOutputTypeInfo, shouldConvertDecimal64ToDecimal, supportsCheckedExecution, toString, transientInit
public StringSubstrColStart(int colNum, int startIdx, int outputColumnNum)
public StringSubstrColStart()
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
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