2022年7月28日
mysql的自增序号实现
摘要： SELECT cast(@rank := @rank+1 as char) as rowNum,a.* from (select oup.user_name as userName,oup.user_id as userId,oup.student_sex as studentSex,op.Intr 阅读全文
posted @ 2022-07-28 15:52 liftsail 阅读(393) 评论(0) 推荐(0) 编辑