Based on the version you are upgrading from, you might need to update Hadoop connections or replace connections to the Hadoop environment.
The Hadoop connection contains additional properties. You need to manually update it to include customized configuration in the hadoopEnv.properties file from previous versions.
The mapping contains deferred data objects or transformations. Support will be reinstated in a future release.
After you upgrade, the streaming mappings become invalid. You must re-create the physical data objects to run the mappings in Spark engine that uses Structured Streaming.
After you re-create the physical data objects to run the mappings in Spark engine that uses Structured Streaming some properties are not available for Azure Event Hubs data objects.