What is the name of each camera lens and the number of photos taken by it? Order the result by the count of photos.
SELECT T1.name ,  count(*) FROM camera_lens AS T1 JOIN photos AS T2 ON T1.id  =  T2.camera_lens_id GROUP BY T1.id ORDER BY count(*)
SELECT T1.name ,  count(*) FROM camera_lens AS T1 JOIN photos AS T2 ON T1.id  =  T2.camera_lens_id GROUP BY T1.id ORDER BY count(*)
[{'name': 'Panasonic Leica DG Nocticron 42.5mm f /1.2', 'count(*)': 1}, {'name': 'Panasonic Lumix G 150mm f /2.8', 'count(*)': 1}, {'name': 'Olympus 15mm f/8.0 Body Cap', 'count(*)': 2}, {'name': 'Schneider Kreuznach Super Angulon 14mm f /2.0', 'count(*)': 2}, {'name': 'Sigma 19mm f2.8 EX DN', 'count(*)': 4}]