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Specialized search field types
Specialized search field types provide advanced search functionality and performance optimizations.
| Field data type | Description |
|---|---|
semantic | Wraps a text or binary field to simplify semantic search setup. |
rank_feature | Boosts or decreases the relevance score of documents. |
rank_features | Boosts or decreases the relevance score of documents. Used when the list of features is sparse. |
percolator | A field that acts as a stored query for reverse search operations. |
star_tree | Precomputes aggregations for faster performance using a star-tree index. |
derived | A dynamically generated field computed from other fields using a script. |