SELECT CN.session_id AS SPID, ST.text AS SqlStatementText FROM sys.dm_exec_connections AS CN CROSS APPLY sys.dm_exec_sql_text(CN.most_recent_sql_handle) AS ST ORDER BY CN.session_id
If a BusinessObjects document is refreshing for a long time, you might be interested in what query is currently running (to optimize it). The above code can help to figure out this.