public abstract static class GenericUDAFEvaluator.AbstractAggregationBuffer extends java.lang.Object implements GenericUDAFEvaluator.AggregationBuffer
Constructor and Description |
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AbstractAggregationBuffer() |
Modifier and Type | Method and Description |
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int |
estimate()
Estimate the size of memory which is occupied by aggregation buffer.
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Copyright © 2012 The Apache Software Foundation