Which Cosmos DB feature allows you to query data using the Spark API in Azure Synapse Analytics with zero ETL?
- A Cosmos DB change feed
- B Azure Data Factory pipeline
- C Azure Synapse Link for Cosmos DB (analytical store) (correct answer)
- D Azure Stream Analytics
Shortcut: Synapse Link enables HTAP by automatically syncing data to a column-store analytical replica. Synapse Spark and SQL Serverless can query this store directly with no ETL and no impact on Cosmos DB RUs.