public static class UDAFTestMax.MaxStringEvaluator extends java.lang.Object implements UDAFEvaluator
Constructor and Description |
---|
MaxStringEvaluator() |
Modifier and Type | Method and Description |
---|---|
void |
init()
Initializer.
|
boolean |
iterate(Text o) |
boolean |
merge(Text o) |
Text |
terminate() |
Text |
terminatePartial() |
public void init()
UDAFEvaluator
init
in interface UDAFEvaluator
public boolean iterate(Text o)
public Text terminatePartial()
public boolean merge(Text o)
public Text terminate()
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