public class VectorUDFStructField extends VectorExpression
childExpressions, inputDataTypePhysicalVariations, inputTypeInfos, outputColumnNum, outputDataTypePhysicalVariation, outputTypeInfo
Constructor and Description |
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VectorUDFStructField() |
VectorUDFStructField(int structColumnNum,
int fieldIndex,
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.
|
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 VectorUDFStructField()
public VectorUDFStructField(int structColumnNum, int fieldIndex, int outputColumnNum)
public void evaluate(org.apache.hadoop.hive.ql.exec.vector.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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