摘要: select count(*),t.分组字段 from (select t.* ,to_char(t.时间,'HH24') stime,to_char(t.时间,'HH24mi') fz,to_char(时间,'d') from A twhere 时间>=to_date('2019-12-01',' 阅读全文
posted @ 2020-11-27 08:20 山上一边边 阅读(788) 评论(0) 推荐(0)