Book Image

Apache Solr PHP Integration

By : Jayant Kumar
Book Image

Apache Solr PHP Integration

By: Jayant Kumar

Overview of this book

The Search tool is a very powerful for any website. No matter what type of website, the search tool helps visitors find what they are looking for using key words and narrow down the results using facets. Solr is the popular, blazing fast, open source enterprise search platform from the Apache Lucene project. It is highly scalable, providing distributed search and index replication, and it powers the search and navigation features of many of the world's largest websites.This book is a practical, hands-on, end-to-end guide that provides you with all the tools required to build a fully-featured search application using Apache Solr and PHP. The book contains practical examples and step-by-step instructions.Starting off with the basics of installing Apache Solr and integrating it with Php, the book then proceeds to explore the features provided by Solr to improve searches using Php. You will learn how to build and maintain a Solr index using Php, discover the query modes available with Solr, and how to use them to tune the Solr queries to retrieve relevant results. You will look at how to build and use facets in your search, how to tune and use fast result highlighting, and how to build a spell check and auto complete feature using Solr. You will finish by learning some of the advanced concepts required to runa large-scale enterprise level search infrastructure.
Table of Contents (15 chapters)
Apache Solr PHP Integration
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

The Solr schema


The Solr schema mostly consists of fields and field types. It defines the fields that are to be stored in the Solr index and the processing that should happen on data being indexed or searched in those fields. Internally, the schema is used to assign properties to the fields used for creating a document that is to be indexed using the Lucene API. The default schema available with Solr can be located in <solr_home>/example/solr/collection1/conf/schema.xml. Here, collection1 is the name of the core.

Note

A Solr server can have multiple cores and each core can have its own schema.

Let us open up the schema.xml file and go through it. In the XML file, we can see that there is a section for fields inside which there are multiple fields. Also, there is another section for types. The types section contains different entries of fieldType, which define the type of field in terms of how the field will be processed during indexing and during query. Let us understand how to create...