php多表连接mysql数据库,输出相同的字段名,要在字段后面加别名,否则输出结果是输出最后一个;
代码如下:
1.$sql1="select t.id,t.code,t.title as ttitle,t.mode,t.simcontent,t.content,t.createdate,t.editdate,t.brandid,t.saleprice,tp.title,tp.ext,tp.dirname ". 2."from tproduct as t join tpic as tp on tp.productid=t.id ". 3."where t.id<100 order by t.id"; 4. 5.$arr=$m->query($sql1);6.var_dump($arr);