Programing Coderfunda
January 25, 2022
Laravel, php
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$areas = Area::select('areas.*', DB::raw('count(area_id) as connections')) ->leftJoin('object_areas', 'object_areas.area_id', '=', 'areas.id') ->groupBy('areas.id') ->get();DB::table('users') ->join('contacts', 'users.id', '=', 'contacts.user_id') ->join('orders', 'users.id', '=', 'orders.user_id') ->select('users.id', 'contacts.phone', 'orders.price') ->get();DB::table('users') ->join('contacts', function($join) { $join->on('users.id', '=', 'contacts.user_id')->orOn(...); }) ->get();DB::table('users') ->leftJoin('posts', 'users.id', '=', 'posts.user_id') ->get();
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