[摘要]+--------------+1 row in set (0.00 sec)mysql> select concat(11,22,33);+------------------------+
+--------------+
1 row in set (0.00 sec)
mysql> select concat('11','22','33');
+------------------------+
关键词：容易介绍mysql中concat函数与mysql在字段前/后增加字符串的示例代码