sql语句

数据操纵语言DML

1,selet语句, 检索

例:select name,age from(表名)where sex = "女"order by arge;

2,inset语句,插入

例:inset into(表名) values()

3,update语句,更新

例:update (表名) set age = 24 where id = 2;

4,delete语句,删除

例:delete form(表名)where id = 1024;