laravel 查詢部分字段或者多個聚合函數

方法一：get獲取字段

get方法傳入數組或者字符串字段

$list = MemberModel::where('group_id',3)->get([\DB::raw('count(id) as count_num'),\DB::raw('sum(money) as money_sum')])->toArray();



$list = MemberModel::where('group_id',3)->get(['id','username','nickname'])->toArray();

　　

方法二：select獲取字段（傳入數組或者字符串字段）

 

$list = MemberModel::where('group_id',3)->select([\DB::raw('count(id) as count_num'),\DB::raw('sum(money) as money_sum')])->get()->toArray();

$list = MemberModel::where('group_id',3)->select('id','name')->get()->toArray();
$users = DB::table('users') ->select(DB::raw('count(*) as user_count, status'))->where('status', '<>', 1)->groupBy('status')->get();

$list = MemberModel::where('group_id',3)->select(['id','name'])->get()->toArray();