Several weeks ago Heliosearch v.08 was released, which included an early release of the Streaming Aggregation API. One of the main design goals for the Streaming API was to provide the foundation for the Heliosearch SQL Sub-Project. The Streaming API … Continued
Introduction Facet Types Testing Using Curl Terms Facet Query Facet Range Facet Related page: Facet Functions Related page: Sub-Facets Introduction Heliosearch has a completely re-written faceted search module with a structured JSON API to control the faceting commands. The structured … Continued
Traditional faceted search (also called guided navigation) involves counting search results that belong to categories (also called facet constraints). The new facet functions in Heliosearch/Solr extends normal faceting by allowing additional aggregations on document fields themselves. Combined with the new … Continued
Subfacets (also called Nested Facets) is a more generalized form of Solr’s current pivot faceting that allows adding additional facets for every bucket produced by a parent facet. Subfacet advantages over pivot faceting: Subfacets work with facet functions (statistics), enabling … Continued
Introduction Tuples, TupleStreams and Sorted Streams SolrStream Stream Decorators Streaming Set Operations Streaming Aggregation Distributed Searching, Sorting and Streaming: CloudSolrStream A Bottleneck Rears It’s Ugly Head! Distributed Aggregation: ParallelStream Scaling-up With SolrCloud Replicas Introduction This blog describes the new … Continued
In the last couple of posts, I introduced the RankQuery API and the AnalyticsQuery API. The RankQuery API allows developers to plug-in custom ranking algorithms to Solr and the AnalyticsQuery API allows developers to plug-in custom analytic logic to Solr. … Continued
