Book Image

Apache Solr 4 Cookbook

By : Rafał Kuć
Book Image

Apache Solr 4 Cookbook

By: Rafał Kuć

Overview of this book

<p>Apache Solr is a blazing fast, scalable, open source Enterprise search server built upon Apache Lucene. Solr is wildly popular because it supports complex search criteria, faceting, result highlighting, query-completion, query spell-checking, and relevancy tuning, amongst other numerous features.<br /><br />"Apache Solr 4 Cookbook" will show you how to get the most out of your search engine. Full of practical recipes and examples, this book will show you how to set up Apache Solr, tune and benchmark performance as well as index and analyze your data to provide better, more precise, and useful search data.<br /><br />"Apache Solr 4 Cookbook" will make your search better, more accurate and faster with practical recipes on essential topics such as SolrCloud, querying data, search faceting, text and data analysis, and cache configuration.<br /><br />With numerous practical chapters centered on important Solr techniques and methods, Apache Solr 4 Cookbook is an essential resource for developers who wish to take their knowledge and skills further. Thoroughly updated and improved, this Cookbook also covers the changes in Apache Solr 4 including the awesome capabilities of SolrCloud.</p>
Table of Contents (18 chapters)
Apache Solr 4 Cookbook
Credits
About the Author
Acknowledgement
About the Reviewers
www.PacktPub.com
Preface
Index

Making plural words singular without stemming


Nowadays it's nice to have stemming algorithms (algorithms that will reduce words to their stems or root form) in your application, which will allow you to find the words such as cat and cats by typing cat. But let's imagine you have a search engine that searches through the contents of books in the library. One of the requirements is changing the plural forms of the words from plural to singular – nothing less, nothing more. Can Solr do that? Yes, the newest version can and this recipe will show you how to do that.

How to do it...

  1. First of all let's start with a simple two field index (add this to your schema.xml file to the field definition section):

    <field name="id" type="string" indexed="true" stored="true" required="true"/>
    <field name="description" type="text_light_stem" indexed="true" stored="true" />
  2. Now let's define the text_light_stem type which should look like this (add this to your schema.xml file):

    <fieldType name="text_light_stem...