title: MySQL - Add word to the end of a text column
body: <p>I need to add word 'example' to the end of a text column <code>keywords</code>.</p>
  
  <p><strong>If the column already contains some text, added word will be separated by a space</strong>:</p>
  
  <pre><code>Column `keywords` = '';
  Add word 'example'
  Result `keywords` = 'example'
  </code></pre>
  
  <p><strong>BUT</strong></p>
  
  <pre><code>Column `keywords` = 'Some text'
  Add word 'example'
  Result `keywords` = 'Some text example'
  </code></pre>