自来http://www.cnblogs.com/5un5hine/archive/2011/09/27/2193544.html LITTLE
51. You have a large amount of historical data in an operating system file. Some analysts in your organization need to query this data. The file is too large to load into your curr…
10004 - Bicoloring32340 42.67% 8939 86.93% 题目链接: http://uva.onlinejudge.org/index.php?optioncom_onlinejudge&Itemid8&category105 题目类型:搜索 题目:
In 1976 the Four Color Map Theorem" was proven with the…
原查询如下:
with table1 as (SELECT a.mid, a.summary_time as summary_time FROM hst_dwd.dwd_member_consume_info a, hst_dwd.dwd_business_info b WHERE a.business_id b.business_id AND a.market_id 218 AND b.type_id 4 )
select…