title: how to split a string with special characters in oracle pl/sql
body: <p>I want to split the below string based on certain string. How can we do this?</p>
  
  <pre><code>abc\\10.2.4\\string with spaces\\1.2.3-another-string\\def\\string_with_underscores
  </code></pre>
  
  <p>split by 'def'</p>