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Learn MongoDB 4.x

You're reading from   Learn MongoDB 4.x A guide to understanding MongoDB development and administration for NoSQL developers

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Product type Paperback
Published in Sep 2020
Publisher Packt
ISBN-13 9781789619386
Length 610 pages
Edition 1st Edition
Tools
Concepts
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Author (1):
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Doug Bierer Doug Bierer
Author Profile Icon Doug Bierer
Doug Bierer
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Table of Contents (22) Chapters Close

Preface 1. Section 1: Essentials
2. Introducing MongoDB 4.x FREE CHAPTER 3. Setting Up MongoDB 4.x 4. Essential MongoDB Administration Techniques 5. Section 2: Building a Database-Driven Web Application
6. Fundamentals of Database Design 7. Mission-Critical MongoDB Database Tasks 8. Using AJAX and REST to Build a Database-Driven Website 9. Section 3: Digging Deeper
10. Advanced MongoDB Database Design 11. Using Documents with Embedded Lists and Objects 12. Handling Complex Queries in MongoDB 13. Section 4: Replication, Sharding, and Security in a Financial Environment
14. Working with Complex Documents Across Collections 15. Administering MongoDB Security 16. Developing in a Secured Environment 17. Deploying a Replica Set 18. Replica Set Runtime Management and Development 19. Deploying a Sharded Cluster 20. Sharded Cluster Management and Development 21. Other Books You May Enjoy

The building block approach

In this approach, the developer defines a set of small classes (that is, building blocks) that represent objects needed in your application that must ultimately be stored. You then define a collection of document structures as a super-set of these small classes. We have already seen an example of this approach in the design for Book Someplace. For example, we designed an object location, which includes fields such as streetAddress, city, postalCode, and more. This class was then used as part of the document structure for both the customers and the properties collections.

The advantage of this approach is that the size of each document is smaller and more manageable. The disadvantage is that you might need to perform a secondary lookup if additional information from the other collection is needed.

As an example, recalling the Book Someplace scenario, when we create an entry in the bookings collection, we include the following small objects containing...

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