Module org.elasticsearch.server
Package org.elasticsearch.search.retriever
package org.elasticsearch.search.retriever
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ClassDescriptionA knn retriever is used to represent a knn search with some elements to specify parameters for that knn search.A retriever represents an API element that returns an ordered list of top documents.RetrieverParser<RB extends RetrieverBuilder>Defines a retriever parser that is able to parse
RetrieverBuilder
s fromXContent
.Each retriever is given its ownNodeFeature
so new retrievers can be added individually with additional functionality.A standard retriever is used to represent anything that is a query along with some elements to specify parameters for that query.