| /* | |
| * Licensed to the Apache Software Foundation (ASF) under one or more | |
| * contributor license agreements. See the NOTICE file distributed with | |
| * this work for additional information regarding copyright ownership. | |
| * The ASF licenses this file to you under the Apache License, Version 2.0 | |
| * (the "License"); you may not use this file except in compliance with | |
| * the License. You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software | |
| * distributed under the License is distributed on an "AS IS" BASIS, | |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| * See the License for the specific language governing permissions and | |
| * limitations under the License. | |
| */ | |
| select | |
| sum(ss_net_profit)/sum(ss_ext_sales_price) as gross_margin | |
| ,i_category | |
| ,i_class | |
| ,grouping(i_category)+grouping(i_class) as lochierarchy | |
| ,rank() over ( | |
| partition by grouping(i_category)+grouping(i_class), | |
| case when grouping(i_class) = 0 then i_category end | |
| order by sum(ss_net_profit)/sum(ss_ext_sales_price) asc) as rank_within_parent | |
| from | |
| store_sales | |
| ,date_dim d1 | |
| ,item | |
| ,store | |
| where | |
| d1.d_year = 1998 | |
| and d1.d_date_sk = ss_sold_date_sk | |
| and i_item_sk = ss_item_sk | |
| and s_store_sk = ss_store_sk | |
| and s_state in ('TN','TN','TN','TN', 'TN','TN','TN','TN') | |
| group by rollup(i_category,i_class) | |
| order by | |
| lochierarchy desc | |
| ,case when lochierarchy = 0 then i_category end | |
| ,rank_within_parent | |
| LIMIT 100 |