Package com.hp.hpl.jena.sparql.expr.aggregate

Interface Summary
Accumulator An Accumulator is the processor for each section of a group, so there is one Accumulator for each group key.
Aggregator An Aggregator is the processor for the whole result stream.
 

Class Summary
AggAvg  
AggAvgDistinct  
AggCount  
AggCountDistinct  
AggCountVar  
AggCountVarDistinct  
AggGroupConcat  
AggGroupConcatDistinct  
AggMax  
AggMaxDistinct  
AggMin  
AggMinDistinct  
AggNull The null aggregate (which can't be written in SPARQL) calculates nothering but does help remember the group key
AggregatorBase Aggregate that does everything except the per-group aggregation that is needed for each operation
AggregatorFactory  
AggSample  
AggSampleDistinct  
AggSum  
AggSumDistinct  
 



Licenced under the Apache License, Version 2.0