title: find_in_set with join in laravel
body: <p>How to get the desire output using laravel query. Tried that way does not get success please guide thanks a lot in advance</p>
  
  <p>Is there any way we can set it in model if possible please guide</p>
  
  <pre><code>User
  
  id  name    b_id
  1   Alax    1,3
  2   Rex     2,4
  3   Lex     2,3
  
  Books
  
  id  book_name   book_author
  1   Javascript  jim
  2   PHP         json
  3   LARAVEL     rax
  4   SYMPHONY    Alax
  
  Output
  
  id  name    b_id
  1   Alax    Javascript, LARAVEL
  2   Rex PHP, SYMPHONY
  3   Lex PHP, LARAVEL
  </code></pre>
  
  <p>And Query:</p>
  
  <pre><code>$res = DB::table('user')-&gt;leftJoin('book', function($join){
     $join-&gt;on(DB::raw("find_in_set(book.id, user.b_id)",DB::raw(''),DB::raw('')));
  });
  </code></pre>