常用SQL笔记MySQL
2025-04-08 23:29阅读:33评论:0
MySQL之查询结果返回1或0
1
2
3
4
5
6
select exists (SELECT *FROM hy_driver_car WHERE car_id=55 and driver_user_id <> 1) d —— 阿尔伯特·爱因斯坦
程序员の奇妙冒险
评论(0 条)
暂无评论来抢沙发吧~
select exists (SELECT *FROM hy_driver_car WHERE car_id=55 and driver_user_id <> 1) d 探索 Spring 生态的奇妙世界
2025-04-08 23:29