|
1 | 1 | -- ==============================================
|
2 |
| --- Fetch two rows randomly from csv: |
| 2 | +-- 1447686 |
| 3 | +-- fd 54 dc 73 48 5d da 70 |
3 | 4 | -- ==============================================
|
4 |
| -with csc_random as |
5 |
| - (select |
6 |
| - cs_sold_date_sk, |
7 |
| - cs_sold_time_sk, |
8 |
| - cs_ship_date_sk, |
9 |
| - cs_bill_customer_sk, |
10 |
| - cs_bill_cdemo_sk, |
11 |
| - cs_bill_hdemo_sk, |
12 |
| - cs_bill_addr_sk, |
13 |
| - cs_ship_customer_sk, |
14 |
| - cs_ship_cdemo_sk, |
15 |
| - cs_ship_hdemo_sk, |
16 |
| - cs_ship_addr_sk, |
17 |
| - cs_call_center_sk, |
18 |
| - cs_catalog_page_sk, |
19 |
| - cs_ship_mode_sk, |
20 |
| - cs_warehouse_sk, |
21 |
| - cs_item_sk, |
22 |
| - cs_promo_sk, |
23 |
| - cs_order_number, |
24 |
| - cs_quantity, |
25 |
| - cs_wholesale_cost, |
26 |
| - cs_list_price, |
27 |
| - cs_sales_price, |
28 |
| - cs_ext_discount_amt, |
29 |
| - cs_ext_sales_price, |
30 |
| - cs_ext_wholesale_cost, |
31 |
| - cs_ext_list_price, |
32 |
| - cs_ext_tax, |
33 |
| - cs_coupon_amt, |
34 |
| - cs_ext_ship_cost, |
35 |
| - cs_net_paid, |
36 |
| - cs_net_paid_inc_tax, |
37 |
| - cs_net_paid_inc_ship, |
38 |
| - cs_net_paid_inc_ship_tax, |
39 |
| - cs_net_profit |
40 |
| - from csv |
41 |
| - where cs_sold_time_sk >= (select floor( max(cs_sold_time_sk) * rand()) from csv ) |
42 |
| - order by cs_sold_time_sk limit 2) |
| 5 | +select count(*) from catalog_sales; |
43 | 6 |
|
44 |
| --- ======================================================== |
45 |
| --- Verify the row can be selected from catalog_sales: |
46 |
| --- ======================================================== |
47 |
| - |
48 |
| -select |
49 |
| - catalog_sales.cs_sold_date_sk, |
50 |
| - catalog_sales.cs_sold_time_sk, |
51 |
| - catalog_sales.cs_ship_date_sk, |
52 |
| - catalog_sales.cs_bill_customer_sk, |
53 |
| - catalog_sales.cs_bill_cdemo_sk, |
54 |
| - catalog_sales.cs_bill_hdemo_sk, |
55 |
| - catalog_sales.cs_bill_addr_sk, |
56 |
| - catalog_sales.cs_ship_customer_sk, |
57 |
| - catalog_sales.cs_ship_cdemo_sk, |
58 |
| - catalog_sales.cs_ship_hdemo_sk, |
59 |
| - catalog_sales.cs_ship_addr_sk, |
60 |
| - catalog_sales.cs_call_center_sk, |
61 |
| - catalog_sales.cs_catalog_page_sk, |
62 |
| - catalog_sales.cs_ship_mode_sk, |
63 |
| - catalog_sales.cs_warehouse_sk, |
64 |
| - catalog_sales.cs_item_sk, |
65 |
| - catalog_sales.cs_promo_sk, |
66 |
| - catalog_sales.cs_order_number, |
67 |
| - catalog_sales.cs_quantity, |
68 |
| - catalog_sales.cs_wholesale_cost, |
69 |
| - catalog_sales.cs_list_price, |
70 |
| - catalog_sales.cs_sales_price, |
71 |
| - catalog_sales.cs_ext_discount_amt, |
72 |
| - catalog_sales.cs_ext_sales_price, |
73 |
| - catalog_sales.cs_ext_wholesale_cost, |
74 |
| - catalog_sales.cs_ext_list_price, |
75 |
| - catalog_sales.cs_ext_tax, |
76 |
| - catalog_sales.cs_coupon_amt, |
77 |
| - catalog_sales.cs_ext_ship_cost, |
78 |
| - catalog_sales.cs_net_paid, |
79 |
| - catalog_sales.cs_net_paid_inc_tax, |
80 |
| - catalog_sales.cs_net_paid_inc_ship, |
81 |
| - catalog_sales.cs_net_paid_inc_ship_tax, |
82 |
| - catalog_sales.cs_net_profit |
83 |
| -from catalog_sales, csc_random |
84 |
| -where |
85 |
| - catalog_sales.cs_sold_date_sk = csc_random.cs_sold_date_sk and |
86 |
| - catalog_sales.cs_sold_time_sk = csc_random.cs_sold_time_sk and |
87 |
| - catalog_sales.cs_ship_date_sk = csc_random.cs_ship_date_sk and |
88 |
| - catalog_sales.cs_bill_customer_sk = csc_random.cs_bill_customer_sk and |
89 |
| - catalog_sales.cs_bill_cdemo_sk = csc_random.cs_bill_cdemo_sk and |
90 |
| - catalog_sales.cs_bill_hdemo_sk = csc_random.cs_bill_hdemo_sk and |
91 |
| - catalog_sales.cs_bill_addr_sk = csc_random.cs_bill_addr_sk and |
92 |
| - catalog_sales.cs_ship_customer_sk = csc_random.cs_ship_customer_sk and |
93 |
| - catalog_sales.cs_ship_cdemo_sk = csc_random.cs_ship_cdemo_sk and |
94 |
| - catalog_sales.cs_ship_hdemo_sk = csc_random.cs_ship_hdemo_sk and |
95 |
| - catalog_sales.cs_ship_addr_sk = csc_random.cs_ship_addr_sk and |
96 |
| - catalog_sales.cs_call_center_sk = csc_random.cs_call_center_sk and |
97 |
| - catalog_sales.cs_catalog_page_sk = csc_random.cs_catalog_page_sk and |
98 |
| - catalog_sales.cs_ship_mode_sk = csc_random.cs_ship_mode_sk and |
99 |
| - catalog_sales.cs_warehouse_sk = csc_random.cs_warehouse_sk and |
100 |
| - catalog_sales.cs_item_sk = csc_random.cs_item_sk and |
101 |
| - catalog_sales.cs_promo_sk = csc_random.cs_promo_sk; |
| 7 | +with column_checksums as ( |
| 8 | + select array[ |
| 9 | + checksum(cs_sold_date_sk), |
| 10 | + checksum(cs_sold_time_sk), |
| 11 | + checksum(cs_ship_date_sk), |
| 12 | + checksum(cs_bill_customer_sk), |
| 13 | + checksum(cs_bill_cdemo_sk), |
| 14 | + checksum(cs_bill_hdemo_sk), |
| 15 | + checksum(cs_bill_addr_sk), |
| 16 | + checksum(cs_ship_customer_sk), |
| 17 | + checksum(cs_ship_cdemo_sk), |
| 18 | + checksum(cs_ship_hdemo_sk), |
| 19 | + checksum(cs_ship_addr_sk), |
| 20 | + checksum(cs_call_center_sk), |
| 21 | + checksum(cs_catalog_page_sk), |
| 22 | + checksum(cs_ship_mode_sk), |
| 23 | + checksum(cs_warehouse_sk), |
| 24 | + checksum(cs_item_sk), |
| 25 | + checksum(cs_promo_sk), |
| 26 | + checksum(cs_order_number), |
| 27 | + checksum(cs_quantity), |
| 28 | + checksum(cs_wholesale_cost), |
| 29 | + checksum(cs_list_price), |
| 30 | + checksum(cs_sales_price), |
| 31 | + checksum(cs_ext_discount_amt), |
| 32 | + checksum(cs_ext_sales_price), |
| 33 | + checksum(cs_ext_wholesale_cost), |
| 34 | + checksum(cs_ext_list_price), |
| 35 | + checksum(cs_ext_tax), |
| 36 | + checksum(cs_coupon_amt), |
| 37 | + checksum(cs_ext_ship_cost), |
| 38 | + checksum(cs_net_paid), |
| 39 | + checksum(cs_net_paid_inc_tax), |
| 40 | + checksum(cs_net_paid_inc_ship), |
| 41 | + checksum(cs_net_paid_inc_ship_tax), |
| 42 | + checksum(cs_net_profit) |
| 43 | + ] checksums |
| 44 | +from catalog_sales |
| 45 | + ) |
| 46 | +select checksum(cs) as table_checksum |
| 47 | +from column_checksums |
| 48 | + cross join unnest(column_checksums.checksums) as x(cs); |
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