E-Commerce search at scale on Apache Lucene (tm)After many years running its own in-house C++ search engine, Amazon is exploring moving its customer facing e-commerce product search to Apache Lucene (tm), serving millions of customers each day worldwide. Solr, Elasticsearch and other Lucene derivatives have been used widely for many years at Amazon, but until now the .com product search has been powered by a proprietary in-house engine. We'll d
