Learn how to access a cloud-based NoSQL database from Node.js. The Azure Cosmos DB stores documents (e.g., JSON) and allows scaling for improved performance plus geo-redundancy with one click. The access interface also allows well-known SQL queries.
The complete source code of this article is available on GitHub.
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Most asynchronous operations like web requests can cause an error. Thus, let’s spend a minute reviewing the basics of the code flow.