August 5, 2009
Getting Started with Payloads
Mark Miller recently posted a brief intro to Span Queries, so I thought I would piggyback on top of his work and show how to get started with Payloads (see also [1]).
Introduction
Like Spans, payloads involve the position of terms, but go one step further. Namely, a Payload in Apache Lucene is an arbitrary byte array stored at a specific position (i.e. a specific token/term) in the index. A payload can be used to store weights for specific…