title: #1066 - Not unique table/alias:
body: <p>Can you please help me out. I have this SQL query:</p>
  
  <pre><code>SELECT l.url 
  FROM (b INNER JOIN links ON b.parent_id = l.id) 
  INNER JOIN b ON l.id = b.link 
  WHERE l.url LIKE 'http://domain%' LIMIT 0, 30
  </code></pre>
  
  <p>And somehow it says</p>
  
  <pre><code>#1066 - Not unique table/alias: b
  </code></pre>