| select scope, track.name as track_name, ts, dur, slice.name as slice_name, | |
| frame_id, key, string_value as layer_name | |
| from gpu_track | |
| left join track using (id) | |
| left join slice on gpu_track.id=slice.ref | |
| left join gpu_slice using(slice_id) | |
| left join args on slice.arg_set_id=args.arg_set_id and args.key='layer_name' |