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问个关于查询的有关问题

Jun 13, 2016 am 11:20 AM
concat nbsp php select

问个关于查询的问题
我两张表 
表a        id  姓名  班级编号
表b         班级编号   班级中文名称



在php中,我想要这样显示

软件班
  张三 李四 .....

绘画班  

   王五 ........


请问 在php中怎么体现啊,另外我是用的smarty。
 

php
------解决方案--------------------
select a.班级编号,b.班级中文名称 , group_concat(a.姓名) as name_group from 表a a left join 表b b on a.班级编号=b.班级编号 group by a.班级编号

这样查询出来了就容易了
------解决方案--------------------
关联查询出来后,用数组处理...
------解决方案--------------------
php array 
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