Class FieldNamesFieldMapper

  • All Implemented Interfaces:
    java.lang.Cloneable, java.lang.Iterable<Mapper>, ToXContent, ToXContentFragment

    public class FieldNamesFieldMapper
    extends MetadataFieldMapper
    A mapper that indexes the field names of a document under _field_names. This mapper is typically useful in order to have fast exists and missing queries/filters. Added in Elasticsearch 1.3.