摘要: SELECT to_date('2007-02-01', 'yyyy-mm-dd') + rownum / 24 AS hour FROM dualCONNECT BY rownum < (to_date('2007-02-02', 'yyyy-mm-dd') - to_date('2007-02- 阅读全文
posted @ 2018-03-12 10:42 惊梦无痕 阅读(154) 评论(0) 推荐(0) 编辑