title: How to convert latin1_swedish_ci to utf8-general-ci
body: <p>I have a field with <code>latin1_swedish_ci</code> collation and inserted data is visible to me as a set of question marks <code>????????</code>.</p>
  
  <p><a href="https://i.stack.imgur.com/NDj3b.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/NDj3b.png" alt="enter image description here"></a></p>
  
  <p>How to convert existing (??)question mark data with original data?</p>
  
  <p>Note:(???)question mark data in table in actually in gujarati language data.</p>
  
  <p>I am using code-igniter,mysql and phpmyadmin</p>