title: Get from which table is field
body: <p>Have a query:</p>
  
  <pre><code>SELECT *
  FROM table1 t1
  LEFT JOIN table2 t2
      ON t2.id_table1 = t1.id
  LIMIT 1
  </code></pre>
  
  <p>Got result:</p>
  
  <pre><code>id =&gt; 1
  field1 =&gt; val1
  filed2 =&gt; val2
  field3 =&gt; val3
  </code></pre>
  
  <p>Is it possible to know which filed belongs to which table?</p>