摘要: 摘自: https://www.cnblogs.com/nick-huang/p/4076273.html select * from ( select 'Nick' as item from dual union all select 'Viki' as item from dual union 阅读全文
posted @ 2020-09-30 19:22 爱跳舞的程序员 阅读(1535) 评论(0) 推荐(0)