Class SketchMerger
java.lang.Object
com.yahoo.searchlib.aggregation.hll.SketchMerger
This class is responsible for merging any combinations of two
Sketch
instances.-
Constructor Summary
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Method Summary
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Constructor Details
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SketchMerger
public SketchMerger()
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Method Details
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merge
Merges one of the two sketches into the other. The merge operation is performed in-place is possible.- Parameters:
left
- Either aNormalSketch
orSparseSketch
.right
- Either aNormalSketch
orSparseSketch
.- Returns:
- The merged sketch. Is either first parameter, the other parameter or a new instance.
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