Text processing (part 2): Inverted IndexThis is the second part of my text processing series. In this blog, we'll look into how text documents can be stored in a form that can be easily retrieved by a query. I'll used the popular open source Apache Lucene index for illustration. There are two main processing flow in the system ... Document indexing: Given a document, add it into the index Document retrieval: Given a query, retrieve th
MongoDB Index Shootout: Covered Indexes vs. Clustered Fractal Tree Indexes
