58 lines
2.1 KiB
SQL
58 lines
2.1 KiB
SQL
with wscs as
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(select sold_date_sk
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,sales_price
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from (select ws_sold_date_sk sold_date_sk
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,ws_ext_sales_price sales_price
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from web_sales
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union all
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select cs_sold_date_sk sold_date_sk
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,cs_ext_sales_price sales_price
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from catalog_sales) t),
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wswscs as
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(select d_week_seq,
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sum(case when (d_day_name='Sunday') then sales_price else null end) sun_sales,
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sum(case when (d_day_name='Monday') then sales_price else null end) mon_sales,
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sum(case when (d_day_name='Tuesday') then sales_price else null end) tue_sales,
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sum(case when (d_day_name='Wednesday') then sales_price else null end) wed_sales,
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sum(case when (d_day_name='Thursday') then sales_price else null end) thu_sales,
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sum(case when (d_day_name='Friday') then sales_price else null end) fri_sales,
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sum(case when (d_day_name='Saturday') then sales_price else null end) sat_sales
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from wscs
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,date_dim
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where d_date_sk = sold_date_sk
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group by d_week_seq)
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select d_week_seq1
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,round(sun_sales1/sun_sales2,2)
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,round(mon_sales1/mon_sales2,2)
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,round(tue_sales1/tue_sales2,2)
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,round(wed_sales1/wed_sales2,2)
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,round(thu_sales1/thu_sales2,2)
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,round(fri_sales1/fri_sales2,2)
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,round(sat_sales1/sat_sales2,2)
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from
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(select wswscs.d_week_seq d_week_seq1
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,sun_sales sun_sales1
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,mon_sales mon_sales1
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,tue_sales tue_sales1
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,wed_sales wed_sales1
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,thu_sales thu_sales1
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,fri_sales fri_sales1
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,sat_sales sat_sales1
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from wswscs,date_dim
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where date_dim.d_week_seq = wswscs.d_week_seq and
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d_year = 1998) y,
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(select wswscs.d_week_seq d_week_seq2
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,sun_sales sun_sales2
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,mon_sales mon_sales2
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,tue_sales tue_sales2
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,wed_sales wed_sales2
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,thu_sales thu_sales2
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,fri_sales fri_sales2
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,sat_sales sat_sales2
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from wswscs
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,date_dim
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where date_dim.d_week_seq = wswscs.d_week_seq and
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d_year = 1998+1) z
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where d_week_seq1=d_week_seq2-53
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order by d_week_seq1;
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