->where('yudoc_status',2) ->where(function($query)use($data){ if($data['yudoc_name'] !== ''){//这一步成立才会查询 $query->where('yudoc_name','like', '%'.$data['yudoc_name'].'%'); } }) ->where(function($query)use($data){ if($data['yudoc_jibing'] !== ''){...
十五、条件查询 when $role=$request->input('role');$users= DB::table('users')->when($role,function($query,$role) {return$query->where('role_id',$role); })->get(); $sortBy=null;$users= DB::table('users')->when($sortBy,function($query,$sortBy) {return$query->orderBy($sort...
->where('vip', true)->orWhere(function ($query) { $query->where('created_at', '>', Carbon::now()->subDay())->where('trial', false);})->get();上面的代码主旨上还是两个条件的 OR，只不过第二个条件包含更多的约束。生成的语句应该是下面这样的：SELECT * FROM contacts WHERE vip = 1...
DB::table('users') ->where('name', '=', 'John') ->orWhere(function($query){ $query->where('votes', '>', 100) ->where('title', '<>', 'Admin') }) ->get(); 当传递 Closure 给orWhere 方法的时候,就表示开始一个分组的约束了。Closure 接收一个查询实例用来在圆括号((...
->whereExists(function($query) { $query->select(DB::raw(1)) ->from('orders') ->whereRaw('orders.user_id = users.id'); }) ->get(); 上面的查找语法会产生下方的 SQL: select*from users whereexists( select1from orders where orders.user_id=users.id ...
$canEdit = DB::table('users') ->where('admin', true) ->orWhere(function ($query) { $query->where('plan', 'premium') ->where('is_plan_owner', true); }) ->get(); 这样就可以了。 写在最后 本文重点通过where和orWhere查询子句的对比,为大家说明查询条件构造时一定要分清楚约束对象, 以...
*/publicfunctionsave(array$options=[]){$query=$this->newModelQuery();// If the "saving" event returns false we'll bail out of the save and return// false, indicating that the save failed. This provides a chance for any// listeners to cancel save operations if validations fail or whate...
Schema::table('people',function(Blueprint$table){ $table->string('first_name')->nullable(); }); } }; 当Laravel 9 发布时,这将是你运行php artisan make:migration时的默认设置 。 新的查询构造器 感谢Chris Morrell,Laravel 9 将提供一个新的 Query Builder 界面...
DB::table('users') ->whereExists(function($query) { $query->select(DB::raw(1)) ->from('orders') ->whereRaw('orders.user_id = users.id'); }) ->get();上面的查询语法会产生下方的 SQL:select * from userswhere exists ( select 1 from orders where orders.user_id = users.id)...
($playerGame-getQuery())-join('gameroom_snapshot as gg',function($join){$join-on('gg.game_count','=','main.max_count')-on('gg.game_room_id','=','main.game_room_id');})-select('main.max_count','main.sum_count','gg.record_date','main.game_room_id')-whereBetween('gg....