PHP

join multiple tables in laravel eloquent

$users = User::join('posts', 'posts.user_id', '=', 'users.id')
            ->where('users.status', 'active')
            ->where('posts.status','active')
            ->get(['users.*', 'posts.descrption']);

laravel eloquent join two models

Event::whereHas('participants', function ($query) {
    return $query->where('IDUser', '=', 1);
})->get();

join multiple query in laravel

 $select->joinSub(
                    $selectSubQry,
                    'ag',
                    'ag.id',
                    '=',
                    'agp.userId'
                );