public class DoubleSum extends Reducer
accCols, justColNames
Constructor and Description |
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DoubleSum(java.lang.String outfieldName,
java.lang.String infieldName) |
Modifier and Type | Method and Description |
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void |
add(Tuple t) |
java.lang.String[] |
getAccumulated() |
void |
reset() |
getColumnNames, getColumns