Uses of Interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator (Hadoop 0.20.2+320 API)
Date: 2010-06-28

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## Uses of Interface
org.apache.hadoop.mapred.lib.aggregate.ValueAggregator

Packages that use ValueAggregator
org.apache.hadoop.mapred.lib.aggregate | Classes for performing various counting and aggregations.

Uses of ValueAggregator in org.apache.hadoop.mapred.lib.aggregate

Classes in org.apache.hadoop.mapred.lib.aggregate that implement ValueAggregator
`class` | `DoubleValueSum` This class implements a value aggregator that sums up a sequence of double values.
`class` | `LongValueMax` This class implements a value aggregator that maintain the maximum of a sequence of long values.
`class` | `LongValueMin` This class implements a value aggregator that maintain the minimum of a sequence of long values.
`class` | `LongValueSum` This class implements a value aggregator that sums up a sequence of long values.
`class` | `StringValueMax` This class implements a value aggregator that maintain the biggest of a sequence of strings.
`class` | `StringValueMin` This class implements a value aggregator that maintain the smallest of a sequence of strings.
`class` | `UniqValueCount` This class implements a value aggregator that dedupes a sequence of objects.
`class` | `ValueHistogram` This class implements a value aggregator that computes the histogram of a sequence of strings.

Methods in org.apache.hadoop.mapred.lib.aggregate that return ValueAggregator
`static ValueAggregator` | `ValueAggregatorBaseDescriptor.generateValueAggregator(String type)`

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