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 |    66163
       9 |    65216
      11 |    62130
       8 |    58620
      12 |    55808
      13 |    49975
      19 |    46691
      18 |    46459
       7 |    46446
      20 |    45123
      14 |    45078
      17 |    45014
      15 |    43966
      16 |    43863
      21 |    42247
      22 |    37919
       6 |    32828
      23 |    32583
      24 |    26759
      25 |    21035
       5 |    19820
      26 |    15879
      27 |    11728
       4 |     9901
      28 |     8237
      29 |     5615
       3 |     4025
      30 |     3718
      31 |     2292
      32 |     1471
       2 |     1187
      33 |      873
      34 |      506
      35 |      276
       1 |      236
      36 |      139
      37 |       71
      38 |       39
      39 |       18
      40 |       15
      41 |        6
      42 |        5
      45 |        2
(44 rows)

COMMIT;
COMMIT