laravel orm 关联条件查询代码

如下所示：

public function a()
{
 return $this->belongsTo('App\Models\a', 'aid');
}
$model = $this->whereHas('a', function ($query) use ($search) {
 $query->where('username', 'like', '％' . $search['username'] . '％');
})->with(['a:id,username'])->get();

laravel orm 关联条件查询

sql 语句：

select a.id,a.username,b.* from b left join a on a.id = b.aid where a.username like "％username％";

来源：https://blog.csdn.net/weixin_40076986/article/details/79815051