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Apache Solr Enterprise Search Server - Third Edition by Matt Mitchell, Kranti Parisa, Eric Pugh, David Smiley

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Chapter 6. Search Relevancy

At this point, you've learned the basics of Solr. You've undoubtedly seen your results sorted by score in descending order, the default, but have no understanding as to where those scores came from. This chapter is all about search relevancy, which basically means it's about scoring; but it's also about other non-trivial methods of sorting to produce relevant results. A core Solr feature enabling these more advanced techniques, called function queries, will be introduced. The major topics covered in this chapter are as follows:

  • Factors influencing the score
  • Troubleshooting queries to include scoring
  • DisMax part 2—features that enhance relevancy
  • Function queries

    Tip

    In a hurry?

    Use the edismax query parser for user queries ...

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