org.apache.solr.client.solrj.io.ops

## Interface ReduceOperation

- All Superinterfaces:
    Expressible, Serializable, StreamOperation
  All Known Implementing Classes:
    DistinctOperation, GroupOperation

      public interface ReduceOperation
      extends StreamOperation

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `Tuple` | `reduce()`

    - ### Methods inherited from interface org.apache.solr.client.solrj.io.ops.StreamOperation

      `operate`

    - ### Methods inherited from interface org.apache.solr.client.solrj.io.stream.expr.Expressible

      `toExplanation, toExpression`

- - ### Method Detail

    - #### reduce

          Tuple reduce()

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