title: ORACLE : Use regular expression to filter data in field
body: <p>I have a table in Oracle :</p>
  
  <pre><code>id | name  | description
  
   1 | Roy   | 12
   2 | Boy   | 99
   3 | John  | NEW YORK
   4 | Brian | ALABAMA
  </code></pre>
  
  <p>I want to select rows 3 and 4 (containing letters only) with the following query, but I get no rows.</p>
  
  <pre><code>SELECT * FROM my_table WHERE description LIKE '%[a-z0-9]%'
  </code></pre>
  
  <p>How to correct the query to get rows 3 and 4?</p>