Solr had that for ages in their rest api. They even have more fancy, calculated fields someone could request. https://lucene.apache.org/solr/guide/6_6/common-q

Solr had that for ages in their rest api. They even have more fancy, calculated fields someone could request. https://lucene.apache.org/solr/guide/6_6/common-query-parameters.html https://lucene.apache.org/solr/guide/6_6/common-query-parame...