I have a post combining Synapse Link for Cosmos DB and the Spark to Synapse SQL Connector:
In this post, we saw how to enable Cosmos DB’s Analytical store, access data using Synapse Link for Cosmos DB, and use the Spark to Synapse SQL Connector to move that data into a dedicated SQL pool. We saw how to do this in a workspace using a managed virtual network with data exfiltration protection enabled, meaning this is the largest number of steps necessary.
Click through for product descriptions and step-by-step instructions.