12.3. About Querying in Red Hat JBoss Data Grid
12.3.1. Hibernate Search and the Query Module
- Retrieve all red cars (an exact metadata match).
- Search for all books about a specific topic (full text search and relevance scoring).
12.3.2. Apache Lucene and the Query Module
- Apache Lucene is a document indexing tool and search engine. JBoss Data Grid uses Apache Lucene 3.6.
- JBoss Data Grid's Query Module is a toolkit based on Hibernate Search that reduces Java objects into a format similar to a document, which is able to be indexed and queried by Apache Lucene.