This workshop is built by the Azure Cosmos DB team and will give you hands-on experience working with Azure Cosmos DB using it's Core (SQL) API for either .NET or Java developers. Workshop length is about 12-15 hours of instructor-led content which can be downloaded and consumed at your own pace.
These IoT and Retail Workshops are two fully complete reference applications built to be delivered as two separate 2 day workshops. Users can either go through the workshop guide and build out the solution step at a time, or deploy the demo to quickly and easily see how to build fully functional Azure solutions using Cosmos DB.
The Work with NoSQL data in Azure Cosmos DB learning path is offered through the online Microsoft Learn platform. This learning path can help you prepare for the Microsoft Certified: Azure Developer Associate certification.
Pluralsight offers some of the best learning content for Azure Cosmos DB. Developers serious about getting deep knowledge and quickly becoming proficient on Cosmos DB should look to these course offerings.
Pluralsight requires registration for a 10-day trial. All courses combined are about 11 hours of online delivery.