| set hive.mapred.mode=nonstrict; |
| -- start query 1 in stream 0 using template query90.tpl and seed 2031708268 |
| explain cbo |
| select cast(amc as decimal(15,4))/cast(pmc as decimal(15,4)) am_pm_ratio |
| from ( select count(*) amc |
| from web_sales, household_demographics , time_dim, web_page |
| where ws_sold_time_sk = time_dim.t_time_sk |
| and ws_ship_hdemo_sk = household_demographics.hd_demo_sk |
| and ws_web_page_sk = web_page.wp_web_page_sk |
| and time_dim.t_hour between 6 and 6+1 |
| and household_demographics.hd_dep_count = 8 |
| and web_page.wp_char_count between 5000 and 5200) at, |
| ( select count(*) pmc |
| from web_sales, household_demographics , time_dim, web_page |
| where ws_sold_time_sk = time_dim.t_time_sk |
| and ws_ship_hdemo_sk = household_demographics.hd_demo_sk |
| and ws_web_page_sk = web_page.wp_web_page_sk |
| and time_dim.t_hour between 14 and 14+1 |
| and household_demographics.hd_dep_count = 8 |
| and web_page.wp_char_count between 5000 and 5200) pt |
| order by am_pm_ratio |
| limit 100; |
| |
| -- end query 1 in stream 0 using template query90.tpl |