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NoSQL For Dummies
book

NoSQL For Dummies

by Adam Fowler
February 2015
Beginner to intermediate content levelBeginner to intermediate
456 pages
10h 3m
English
For Dummies
Content preview from NoSQL For Dummies

Chapter 27

Types of Search Engines

In This Chapter

arrow Indexing and searching text

arrow Creating secondary indexes

arrow Applying legacy products

arrow Implementing JSON search

Search engines are as diverse as the kinds of content they index. Large software companies acquired enterprise-level search engines aimed at corporate data five to ten years ago. These search engines are largely outdated or are embedded within applications used by their purchasers.

During the same period, Google has become the dominant player in web crawling and search. Through Google’s Search Appliance (GSA), its patented algorithms and simple search interface provide ample service on the public web and on corporate websites.

Open-source projects were developed, incorporating lessons learned in web search technology, and closed the gap left by stagnant enterprise search engines. These open source productsare undergoing rapid development at the moment and, to achieve scale, are integrating many of the architectural design features of NoSQL databases. Indeed, many search engines are often integrated into NoSQL databases to provide ...

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Publisher Resources

ISBN: 9781118905746