- getName
- getCombiningFactory
Returns an AggregatorFactory that can be used to combine the output of
aggregators from this factory
- factorize
- getTypeName
- makeAggregateCombiner
Creates an AggregateCombiner to fold rollup aggregation results from serveral
"rows" of different in
- mergeAggregators
Merges the list of AggregatorFactory[] (presumable from metadata of some
segments being merged) and
- combine
A method that knows how to combine the outputs of Aggregator#get produced via
#factorize or BufferAg
- factorizeBuffered
- finalizeComputation
"Finalizes" the computation of an object. Primarily useful for complex types
that have a different m
- getComparator
- getMaxIntermediateSize
Returns the maximum size that this aggregator will require in bytes for
intermediate storage of resu
- getMaxIntermediateSizeWithNulls
Returns the maximum size that this aggregator will require in bytes for
intermediate storage of resu