title: Mysql regexp fails
body: <p>I'm trying to find any records in table customers where the name does not contain letters. The following is what I am using. When ran, it doesn't return any records found. Would someone point out my mistake, please?</p>
  
  <pre><code>    table customers {
      name = Ð•arnings on thÐµ IntÐµrnet from
      }
  
      SELECT name from customers WHERE name NOT REGEXP '[a-zA-Z]' ; 
  </code></pre>