| Name | Description | Type | Package | Framework |
| CachedSearcherStats | Class | org.apache.solr.search.stats | Apache Solr Lucene | |
| CollectionStats | Modifiable version of CollectionStatistics useful for aggregation of per-shard stats. | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| ExactSharedStatsCache | Class | org.apache.solr.search.stats | Apache Solr Lucene | |
| ExactStatsCache | This class implements exact caching of statistics. | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| ExactStatsCache .ExactStatsSource | Class | org.apache.solr.search.stats.ExactStatsCache | Apache Solr Lucene | |
| LocalStatsCache | Default implementation that simply ignores global term statistics, and always uses local term statistics. | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| LocalStatsSource | Class | org.apache.solr.search.stats | Apache Solr Lucene | |
| LRUStatsCache | Unlike ExactStatsCache this implementation preserves term stats across queries in a set of LRU caches, and based on surface features of a | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| StatsCache | This class represents a cache of global document frequency information for selected terms. | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| StatsSource | The purpose of this class is only to provide two pieces of information necessary to create Weight from a Query, that is | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| StatsUtil | Various utilities for de/serialization of term stats and collection stats. | Class | org.apache.solr.search.stats | Apache Solr Lucene |
| TermStats | Class | org.apache.solr.search.stats | Apache Solr Lucene | |