题解 | 连接两个字符串
将employees表的所有员工的last_name和first_name拼接起来作为Name
http://www.nowcoder.com/practice/6744b90bbdde40209f8ecaac0b0516fe
- concat 链接两个字符串
select concat(last_name,' ',first_name) as name from employees
将employees表的所有员工的last_name和first_name拼接起来作为Name
http://www.nowcoder.com/practice/6744b90bbdde40209f8ecaac0b0516fe
select concat(last_name,' ',first_name) as name from employees
相关推荐