Package | Description |
---|---|
org.apache.lucene.search.grouping |
This module enables search result grouping with Lucene, where hits
with the same value in the specified single-valued group field are
grouped together.
|
org.apache.lucene.search.grouping.function |
Support for grouping by
ValueSource . |
org.apache.lucene.search.grouping.term |
Support for grouping by indexed terms via
FieldCache . |
Class and Description |
---|
AbstractAllGroupHeadsCollector.GroupHead
Represents a group head.
|
AbstractAllGroupHeadsCollector.TemporalResult
Contains the result of group head retrieval.
|
AbstractDistinctValuesCollector.GroupCount
Returned by
AbstractDistinctValuesCollector.getGroups() ,
representing the value and set of distinct values for the group. |
AbstractGroupFacetCollector.FacetEntry
Represents a facet entry with a value and a count.
|
AbstractGroupFacetCollector.GroupedFacetResult
The grouped facet result.
|
AbstractGroupFacetCollector.SegmentResult
Contains the local grouped segment counts for a particular segment.
|
AbstractSecondPassGroupingCollector.SearchGroupDocs |
CollectedSearchGroup
Expert: representation of a group in
AbstractFirstPassGroupingCollector ,
tracking the top doc and FieldComparator slot. |
GroupDocs
Represents one group in the results.
|
GroupingSearch
Convenience class to perform grouping in a non distributed environment.
|
SearchGroup
Represents a group that is found during the first pass search.
|
TopGroups
Represents result returned by a grouping search.
|
TopGroups.ScoreMergeMode
How the GroupDocs score (if any) should be merged.
|
Class and Description |
---|
AbstractAllGroupHeadsCollector
This collector specializes in collecting the most relevant document (group head) for each group that match the query.
|
AbstractAllGroupHeadsCollector.GroupHead
Represents a group head.
|
AbstractAllGroupsCollector
A collector that collects all groups that match the
query.
|
AbstractDistinctValuesCollector
A second pass grouping collector that keeps track of distinct values for a specified field for the top N group.
|
AbstractDistinctValuesCollector.GroupCount
Returned by
AbstractDistinctValuesCollector.getGroups() ,
representing the value and set of distinct values for the group. |
AbstractFirstPassGroupingCollector
FirstPassGroupingCollector is the first of two passes necessary
to collect grouped hits.
|
AbstractSecondPassGroupingCollector
SecondPassGroupingCollector is the second of two passes
necessary to collect grouped docs.
|
AbstractSecondPassGroupingCollector.SearchGroupDocs |
SearchGroup
Represents a group that is found during the first pass search.
|
Class and Description |
---|
AbstractAllGroupHeadsCollector
This collector specializes in collecting the most relevant document (group head) for each group that match the query.
|
AbstractAllGroupHeadsCollector.GroupHead
Represents a group head.
|
AbstractAllGroupsCollector
A collector that collects all groups that match the
query.
|
AbstractDistinctValuesCollector
A second pass grouping collector that keeps track of distinct values for a specified field for the top N group.
|
AbstractDistinctValuesCollector.GroupCount
Returned by
AbstractDistinctValuesCollector.getGroups() ,
representing the value and set of distinct values for the group. |
AbstractFirstPassGroupingCollector
FirstPassGroupingCollector is the first of two passes necessary
to collect grouped hits.
|
AbstractGroupFacetCollector
Base class for computing grouped facets.
|
AbstractSecondPassGroupingCollector
SecondPassGroupingCollector is the second of two passes
necessary to collect grouped docs.
|
AbstractSecondPassGroupingCollector.SearchGroupDocs |
SearchGroup
Represents a group that is found during the first pass search.
|
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