Designing a Data access service using Azure Cosmos DB

As NoSQL databases are all about fast access and high scalability, the schema for NoSQL is denormalized and hence there is a high possibility of data redundancy. Let's map our requirements from Chapter 1, Designing and Architecting the Enterprise Application, to various entities. A quick refresher of various services from the architecture is shown in the following figure:

Figure 9.13 – Services in an e-commerce application

For easier understanding, we will represent entities in JSON before moving on to POCOs:

• User container: This container will hold all user profile information, such as the name and address. For this container, the Email field is used as a partition key:

  {
    "Id": "1",
    "Name": "John",
    "Email": "[email protected]",
    "Address":[{"Address1":"Gachibowli...