Now available – Announcing Azure Cosmos DB bulk library in .NET and Java
The Azure Cosmos DB bulk executor library is now available for download in .NET via Nuget and Java via Maven. You can import and migrate large datasets efficiently into Azure Cosmos DB collections within minutes using the library. The library can also be used to perform bulk updates (patches) of existing data stored in Azure Cosmos DB. Learn more by reading the documentation and get started with the samples in .NET and Java.
Get started with a sample of .NET.
Source: Azure Roadmap