title: Why Query takes too long to fetch data
body: <p>This is my query on workbench </p>
  
  <p>select t1.<code>COL 1</code> from ex1 t1 left outer join ch1 t2 on t1.<code>COL 1</code>=t2.<code>COL 1</code>;</p>
  
  <p>why this is taking too long to fetch data?</p>