1select 2 slice.ts, 3 slice.name as slice_name, 4 thread.tid, 5 process.pid 6from slice 7join track on (slice.track_id = track.id) 8left join thread_track on (slice.track_id = thread_track.id) 9left join thread on (thread_track.utid = thread.utid) 10left join process_track on (slice.track_id = process_track.id) 11left join process on (process_track.upid = process.upid) 12where dur = 0;