BEGIN;
BEGIN
select
	c_count,
	count(*) as custdist
from
	(
		select
			c_custkey,
			count(o_orderkey)
		from
			customer left outer join orders on
				c_custkey = o_custkey
				and o_comment not like '%pending%requests%'
		group by
			c_custkey
	) as c_orders (c_custkey, c_count)
group by
	c_count
order by
	custdist desc,
	c_count desc;
 c_count | custdist 
---------+----------
       0 |   500018
      10 |    66228
       9 |    65066
      11 |    62192
       8 |    58442
      12 |    55557
      13 |    50171
      19 |    46496
      18 |    46417
       7 |    46412
      20 |    45286
      14 |    45206
      17 |    44798
      16 |    43837
      15 |    43799
      21 |    42306
      22 |    38020
      23 |    32778
       6 |    32770
      24 |    26901
      25 |    21218
       5 |    19548
      26 |    15930
      27 |    11734
       4 |     9993
      28 |     8292
      29 |     5649
       3 |     3943
      30 |     3696
      31 |     2375
      32 |     1530
       2 |     1180
      33 |      873
      34 |      516
      35 |      278
       1 |      240
      36 |      143
      37 |       76
      38 |       40
      39 |       20
      40 |       13
      41 |        6
      42 |        5
      45 |        2
(44 rows)

COMMIT;
COMMIT