1.连表查
以一个 user 表和 jifen 表联查为例,
第一种方式:
$data = M('user as a')->join('jifen as b on b.id = a.id')->where('a.id = 1')->select();
第二种:
$data = M()->table('user as a')->join('jifen as b on b.id = a.id')->where(' a.id = 1 ')->select();
如果有多个表,继续在table 后面加 join 就行了
2.分页
3.模糊查询