title: Updating multiply names in mysql
body: <p>I've a big amont names for putting into mysql.</p>
  
  <pre><code>update tbl set value='value1' where code='123';
  update tbl set value='value2' where code='124';
  .... and an half milion lines
  </code></pre>
  
  <p>That takes too long time.
  Is there some quicker posibility for updating names? Thank you</p>