title: Data too long for column 'users' at row 1
body: <p>I'm working with Symfony2 and Mysql 8 . while working on localhost <code>wamp</code> it workds perfectly but when working on a distant server using a server <code>IIS</code> the problem accure.</p>
  
  <p>While trying to insert in mysql database, i'm getting the following error </p>
  
  <pre><code>  An exception occurred while executing 'INSERT INTO users (name,familyName) values (?,?) with 
    params["\xe9","name"]:
    SQLSTATE[22001]: String data, right truncated: 1406 Data too long for column 'name' at row 1
  </code></pre>
  
  <p>The problem is that i'm inserting a special charachter <code>é</code> . i'm setting my table as UTF8_mb4. 
  and all characters get excepted expect <code>é</code></p>