摘要: 1.1 select fengshu from table where name="张三" and kecheng="语文"; 1.2 update table set fengshu=23 where name="张三" and kecheng="语文"; 1.3 delete from tabl 阅读全文
posted @ 2021-10-18 20:42 多测师_树哥 阅读(85) 评论(0) 推荐(0) 编辑