You have a Fabric workspace that contains a warehouse named Warehouse1. Data is loaded daily into Warehouse1 by using data pipelines and stored procedures. You discover that the daily data load…

sys.dm_exec_connections provides information about connections but does not directly provide the user context for actively running queries in the same comprehensive way as sys.dm_exec_sessions.

sys.dm_exec_requests provides details about currently executing requests but requires joining with sys.dm_exec_sessions to directly link requests to specific users efficiently.

queryinsights.long_running_queries is a historical view that shows past long-running queries, not current active users or their live queries.

queryinsights.frequently_run_queries is a historical view that shows queries run often, not current active users or their live queries.

The sys.dm_exec_sessions dynamic management view (DMV) provides information about all active user sessions connected to the database, including the login_name column which identifies the user account associated with each session. This allows administrators to see which users are currently logged in and potentially executing queries.