| Package | Description | 
|---|---|
| org.apache.solr.analytics | A solr component to compute complex analytics over search results. | 
| org.apache.solr.analytics.facet | Facets supported by the analytics component. | 
| org.apache.solr.analytics.function | Functions to use for analytics expressions. | 
| org.apache.solr.analytics.function.reduction | Reduction functions to use for analytics expressions. | 
| Class and Description | 
|---|
| ReductionCollectionManager The manager of reduction collection. | 
| ReductionCollectionManager.ReductionDataCollection Holds the collection of  ReductionDatathat will be updated together. | 
| Class and Description | 
|---|
| ExpressionCalculator A class used to generate results for a list of  AnalyticsExpressions. | 
| ReductionCollectionManager The manager of reduction collection. | 
| ReductionCollectionManager.ReductionDataCollection Holds the collection of  ReductionDatathat will be updated together. | 
| Class and Description | 
|---|
| ReductionCollectionManager The manager of reduction collection. | 
| ReductionCollectionManager.ReductionDataCollection Holds the collection of  ReductionDatathat will be updated together. | 
| Class and Description | 
|---|
| ReductionFunction A function that reduces the values of a mapping expression, field or constant. | 
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