blob: 379e604788625c31e910ee261a45de84ec3286c2 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
SELECT
asceding.rnk,
i1.i_product_name best_performing,
i2.i_product_name worst_performing
FROM (SELECT *
FROM (SELECT
item_sk,
rank()
OVER (
ORDER BY rank_col ASC) rnk
FROM (SELECT
ss_item_sk item_sk,
avg(ss_net_profit) rank_col
FROM store_sales ss1
WHERE ss_store_sk = 4
GROUP BY ss_item_sk
HAVING avg(ss_net_profit) > 0.9 * (SELECT avg(ss_net_profit) rank_col
FROM store_sales
WHERE ss_store_sk = 4
AND ss_addr_sk IS NULL
GROUP BY ss_store_sk)) V1) V11
WHERE rnk < 11) asceding,
(SELECT *
FROM (SELECT
item_sk,
rank()
OVER (
ORDER BY rank_col DESC) rnk
FROM (SELECT
ss_item_sk item_sk,
avg(ss_net_profit) rank_col
FROM store_sales ss1
WHERE ss_store_sk = 4
GROUP BY ss_item_sk
HAVING avg(ss_net_profit) > 0.9 * (SELECT avg(ss_net_profit) rank_col
FROM store_sales
WHERE ss_store_sk = 4
AND ss_addr_sk IS NULL
GROUP BY ss_store_sk)) V2) V21
WHERE rnk < 11) descending,
item i1, item i2
WHERE asceding.rnk = descending.rnk
AND i1.i_item_sk = asceding.item_sk
AND i2.i_item_sk = descending.item_sk
ORDER BY asceding.rnk
LIMIT 100
|
