Interface | Description |
---|---|
CountingSummarizer.Converter<K> |
A function that converts key values to zero or more counter objects.
|
Summarizer |
Instances of this interface can be configured for Accumulo tables.
|
Summarizer.Collector |
When Accumulo calls methods in this interface, it will call
Summarizer.Collector.accept(Key, Value) zero or
more times and then call Summarizer.Collector.summarize(Summarizer.StatisticConsumer) once. |
Summarizer.Combiner |
A Combiner is used to merge statistics emitted from
Summarizer.Collector.summarize(Summarizer.StatisticConsumer) and from previous invocations of
itself. |
Summarizer.StatisticConsumer |
Class | Description |
---|---|
CounterSummary |
This a convenience class for interpreting summary data generated by implementations of
CountingSummarizer |
CountingSummarizer<K> |
This class counts arbitrary keys while defending against too many keys and keys that are too
long.
|
SummarizerConfiguration |
This class encapsulates the configuration needed to instantiate a
Summarizer . |
SummarizerConfiguration.Builder | |
Summary |
This class encapsulates summary statistics, information about how those statistics were
generated, and information about files the statistics were obtained from.
|
Summary.FileStatistics |
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