laravel unikalne kilku kolumn
$table->unique(['mytext', 'user_id']);
gumtree sprawdzanie laravel dla wielu kolumn
'mobile_no'
=> 'unique:users,mobile_no,NULL,id,country_id,'.request('country_id');
Laravel Gumtree sprawdzanie wielu kolumn
'name' => 'required|max:150|unique:course_lessons,name,NULL,id,course_id,' . request('course_id'),