Azure Cosmos DB Change Feed: A Zero Downtime Data Migration Story

Azure Cosmos DB Change Feed
Source: https://docs.microsoft.com/en-us/azure/cosmos-db/change-feed-functions

Azure Cosmos DB is a fully managed, highly scalable, multi-model PaaS database solution offered by Microsoft as part of the Azure platform stack.

Azure Cosmos DB offers many useful features that can be easily enabled/disabled via feature toggles and fine-tuned through the Azure portal; the one you’re going to read about today is called Change Feed.