0001
0002 SELECT
0003 channel,
0004 item,
0005 return_ratio,
0006 return_rank,
0007 currency_rank
0008 FROM (
0009 SELECT
0010 'web' as channel,
0011 in_web.item,
0012 in_web.return_ratio,
0013 in_web.return_rank,
0014 in_web.currency_rank
0015 FROM
0016 (SELECT
0017 item,
0018 return_ratio,
0019 currency_ratio,
0020 rank() over (ORDER BY return_ratio) AS return_rank,
0021 rank() over (ORDER BY currency_ratio) AS currency_rank
0022 FROM (
0023 SELECT
0024 ws.ws_item_sk AS item,
0025 CAST(SUM(COALESCE(wr.wr_return_quantity, 0)) AS DECIMAL(15, 4)) /
0026 CAST(SUM(COALESCE(ws.ws_quantity, 0)) AS DECIMAL(15, 4)) AS return_ratio,
0027 CAST(SUM(COALESCE(wr.wr_return_amt, 0)) AS DECIMAL(15, 4)) /
0028 CAST(SUM(COALESCE(ws.ws_net_paid, 0)) AS DECIMAL(15, 4)) AS currency_ratio
0029 FROM
0030 web_sales ws LEFT OUTER JOIN web_returns wr
0031 ON (ws.ws_order_number = wr.wr_order_number AND ws.ws_item_sk = wr.wr_item_sk),
0032 date_dim
0033 WHERE
0034 wr.wr_return_amt > 10000
0035 AND ws.ws_net_profit > 1
0036 AND ws.ws_net_paid > 0
0037 AND ws.ws_quantity > 0
0038 AND ws_sold_date_sk = d_date_sk
0039 AND d_year = 2001
0040 AND d_moy = 12
0041 GROUP BY
0042 ws.ws_item_sk)
0043 ) in_web
0044 ) web
0045 WHERE (web.return_rank <= 10 OR web.currency_rank <= 10)
0046 UNION
0047 SELECT
0048 'catalog' AS channel,
0049 catalog.item,
0050 catalog.return_ratio,
0051 catalog.return_rank,
0052 catalog.currency_rank
0053 FROM (
0054 SELECT
0055 item,
0056 return_ratio,
0057 currency_ratio,
0058 rank()
0059 OVER (
0060 ORDER BY return_ratio) AS return_rank,
0061 rank()
0062 OVER (
0063 ORDER BY currency_ratio) AS currency_rank
0064 FROM
0065 (SELECT
0066 cs.cs_item_sk AS item,
0067 (cast(sum(coalesce(cr.cr_return_quantity, 0)) AS DECIMAL(15, 4)) /
0068 cast(sum(coalesce(cs.cs_quantity, 0)) AS DECIMAL(15, 4))) AS return_ratio,
0069 (cast(sum(coalesce(cr.cr_return_amount, 0)) AS DECIMAL(15, 4)) /
0070 cast(sum(coalesce(cs.cs_net_paid, 0)) AS DECIMAL(15, 4))) AS currency_ratio
0071 FROM
0072 catalog_sales cs LEFT OUTER JOIN catalog_returns cr
0073 ON (cs.cs_order_number = cr.cr_order_number AND
0074 cs.cs_item_sk = cr.cr_item_sk)
0075 , date_dim
0076 WHERE
0077 cr.cr_return_amount > 10000
0078 AND cs.cs_net_profit > 1
0079 AND cs.cs_net_paid > 0
0080 AND cs.cs_quantity > 0
0081 AND cs_sold_date_sk = d_date_sk
0082 AND d_year = 2001
0083 AND d_moy = 12
0084 GROUP BY cs.cs_item_sk
0085 ) in_cat
0086 ) catalog
0087 WHERE (catalog.return_rank <= 10 OR catalog.currency_rank <= 10)
0088 UNION
0089 SELECT
0090 'store' AS channel,
0091 store.item,
0092 store.return_ratio,
0093 store.return_rank,
0094 store.currency_rank
0095 FROM (
0096 SELECT
0097 item,
0098 return_ratio,
0099 currency_ratio,
0100 rank()
0101 OVER (
0102 ORDER BY return_ratio) AS return_rank,
0103 rank()
0104 OVER (
0105 ORDER BY currency_ratio) AS currency_rank
0106 FROM
0107 (SELECT
0108 sts.ss_item_sk AS item,
0109 (cast(sum(coalesce(sr.sr_return_quantity, 0)) AS DECIMAL(15, 4)) /
0110 cast(sum(coalesce(sts.ss_quantity, 0)) AS DECIMAL(15, 4))) AS return_ratio,
0111 (cast(sum(coalesce(sr.sr_return_amt, 0)) AS DECIMAL(15, 4)) /
0112 cast(sum(coalesce(sts.ss_net_paid, 0)) AS DECIMAL(15, 4))) AS currency_ratio
0113 FROM
0114 store_sales sts LEFT OUTER JOIN store_returns sr
0115 ON (sts.ss_ticket_number = sr.sr_ticket_number AND sts.ss_item_sk = sr.sr_item_sk)
0116 , date_dim
0117 WHERE
0118 sr.sr_return_amt > 10000
0119 AND sts.ss_net_profit > 1
0120 AND sts.ss_net_paid > 0
0121 AND sts.ss_quantity > 0
0122 AND ss_sold_date_sk = d_date_sk
0123 AND d_year = 2001
0124 AND d_moy = 12
0125 GROUP BY sts.ss_item_sk
0126 ) in_store
0127 ) store
0128 WHERE (store.return_rank <= 10 OR store.currency_rank <= 10)
0129 ORDER BY
0130
0131
0132 1, 4, 5, 2
0133 LIMIT 100
