title: How to show mysql tables in one line?
body: <p>Show tables lists a formatted output. </p>
  
  <pre><code>+----------------------------+
  |           Tables           |
  +----------------------------+
  | table1                     |
  | table2                     |
  | table3                     |
  +----------------------------+
  </code></pre>
  
  <p>How do I make the output like "table1, table2, table3, ..." ?</p>