厦门网站设计,搜狗引擎搜索,wordpress php缓存,专业网站建设的价格写出sql语句#xff0c;查询所有年龄大于20岁的员工2select * from employee where age20;3写出sql语句#xff0c;查询所有年龄大于等于22小于25的女性员工4select * from employee where age between 22 and 25 and sex女;5写出sql语句#xff0c;统计男女员工各有多少…写出sql语句查询所有年龄大于20岁的员工2select * from employee where age20;3写出sql语句查询所有年龄大于等于22小于25的女性员工4select * from employee where age between 22 and 25 and sex女;5写出sql语句统计男女员工各有多少名6select Sex,count(*) as count from employee group by Sex;7写出sql语句按照年龄降序获取员工信息8select * from emloyee where age index;9写出sql语句获取员工中哪个姓名具有重名现象10select Name,count(*) as count from employee group by Name having count1;11写出sql语句查询所有姓张的员工12select * from employee where Name like 张%;13写出sql语句查询住址为北京的前3条记录14select * from employee where Address北京 limit 3;15写出sql语句查询员工总数16select count(*) from employee;17写出sql语句向表中插入一条记录18insert into employee19values(周一“男”“25”“张家口”);20写出sql语句修改员工张四的住址为南京21update employee set Address南京 where Name张四;22写出sql语句删除年龄大于24岁的女员工23 delete from employee where Sex女 and Age24; java第二十四课. · 7719ec3 · WL—code/WL仓库 - Gitee.com
