Apache Solr 4 Cookbook by Rafal Kuc

By Rafal Kuc

Over a hundred recipes to make Apache Solr quicker, extra trustworthy, and go back greater results

Overview
* the best way to make Apache Solr seek swifter, extra entire, and comprehensively scalable.
* clear up functionality, setup, configuration, research, and question difficulties in no time.
* become familiar with, and grasp, the hot intriguing positive aspects of Apache Solr 4.

In Detail

Apache Solr is a blazing speedy, scalable, open resource company seek server outfitted upon Apache Lucene. Solr is wildly renowned since it helps advanced seek standards, faceting, end result highlighting, query-completion, question spell-checking, and relevancy tuning, among different a variety of features.

"Apache Solr four Cookbook" will assist you to get the main from your seek engine. jam-packed with sensible recipes and examples, this e-book will allow you to manage Apache Solr, song and benchmark functionality in addition to index and examine your information to supply higher, extra detailed, and invaluable seek data.

"Apache Solr four Cookbook" will make your seek higher, extra actual and swifter with sensible recipes on crucial issues similar to SolrCloud, querying info, seek faceting, textual content and knowledge research, and cache configuration.

With various useful chapters established on vital Solr innovations and strategies, Apache Solr four Cookbook is a necessary source for builders who desire to take their wisdom and abilities extra. completely up to date and more advantageous, this Cookbook additionally covers the alterations in Apache Solr four together with the notable functions of SolrCloud.

What you are going to examine from this book
* effective and configurable Apache Solr four setup
* Index your info in numerous codecs, kinds, and sources
* enforce diverse autocomplete functionality
* in attaining close to genuine time seek with Apache Solr 4
* enhance and benchmark Apache Solr for elevated performance
* grasp SolrCloud functionality
* Diagnose and get to the bottom of your issues of Apache Solr 4
* enhance the relevance of your queries
* triumph over universal difficulties while interpreting your data

Approach

"Apache Solr four Cookbook" is written in a invaluable, sensible type with quite a few hands-on recipes that will help you grasp Apache Solr to get extra exact seek effects and research, larger functionality, and reliability.

Who this ebook is written for

This publication is for builders who desire to the best way to grasp Apache Solr four. This publication will in particular entice builders who desire to speedy become familiar with the adjustments and new beneficial properties of Apache Solr four. This booklet is usually convenient as a realistic consultant to fixing universal difficulties and concerns while utilizing Apache Solr.

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Extra info for Apache Solr 4 Cookbook

Sample text

We can't fetch the whole data every time – it took two weeks. What we can do is an incremental import which will modify only the data that has changed since the last import. This task will show you how to do that. 48 Chapter 2 Getting ready Please refer to the How to properly configure Data Import Handler recipe in this chapter to get to know the basics of the Data Import Handler configuration. I assume that Solr is set up according to the description given in the mentioned recipe. How to do it...

Getting ready Before you start getting deeper into the task, please refer to the How to set up the extracting request handler recipe in Chapter 1, Apache Solr Configuration, which will guide you through the process of configuring Solr to use Apache Tika. We will use the same index structure and Solr configuration presented in that recipe, and I assume you already have Solr properly configured (according to the mentioned recipe) and ready to work. How to do it... net/projects/pdfcreator/) which contained the following text only: This is a Solr cookbook..

How to do it... 1. The first thing you should do is add an additional column to the tables you use. So in our case let's assume that we added a column named last_modified (which should be a timestamp-based column). user_id}"> 2. command=delta-import How it works... First we modified our database table to include a column named last_modified. We need to ensure that the column will be modified at the same time as the table is.

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