title: Approach on how to assign multiple categories to a single post in PHP?
body: <p>I am currently working on a custom cms where user can assign multiple categories into single post. My questions are:</p>
  
  <ol>
  <li>What is the correct mysql table schema for this?</li>
  <li>How do you store the multiple selected categories in the blog post table?</li>
  </ol>
  
  <p>Please let me know if you have clarification.</p>