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Guide to NoSQL with Azure Cosmos DB

You're reading from   Guide to NoSQL with Azure Cosmos DB Work with the massively scalable Azure database service with JSON, C#, LINQ, and .NET Core 2

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781789612899
Length 214 pages
Edition 1st Edition
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Authors (2):
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Gaston C. Hillar Gaston C. Hillar
Author Profile Icon Gaston C. Hillar
Gaston C. Hillar
Daron Yöndem Daron Yöndem
Author Profile Icon Daron Yöndem
Daron Yöndem
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Table of Contents (9) Chapters Close

Preface 1. Introduction to NoSQL in Cosmos DB 2. Getting Started with Cosmos DB Development and NoSQL Document Databases FREE CHAPTER 3. Writing and Running Queries on NoSQL Document Databases 4. Building an Application with C#, Cosmos DB, a NoSQL Document Database, and the SQL API 5. Working with POCOs, LINQ, and a NoSQL Document Database 6. Tuning and Managing Scalability with Cosmos DB 7. Answers 8. Other Books You May Enjoy

Understanding query results in JSON arrays


The following lines show one of the simplest queries that we can run against the previously created VideoGames1 collection and retrieves the document whose id is equal to 2. The code file for the sample is included in the learning_cosmos_db_03_01 folder in the sql_queries/videogame_1_01.sql file:

SELECT * 
FROM Videogames v 
WHERE v.id = '2' 

In the Azure portal, make sure you are in the page for the Cosmos DB account in the portal. Click on the Data Explorer option, click on the database name (Competition) to expand the collections for the database, and click on the collection name (VideoGames1). Click on New SQL Query in the toolbar located at the top of the panel and the portal will add a new query tab with a default query at the top: SELECT * FROM c. Select this text, paste the new text for the query, and click Execute Query. Cosmos DB will execute the query and the portal will display the JSON document with the results in the Results tab, as...

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