title: add multiple values in one column
body: <p>I have to create a table in the way shown below. Can we create in this way? (If Yes)</p>
  
  <p>Table_name: Sample</p>
  
  <pre><code>product_id|   product_name| category   |
      1     |   Sample1     |  1|2|3     |
      2     |   sample2     |  4|5|6     |
  </code></pre>
  
  <p>where category filed which contains multiple values. </p>
  
  <p>&amp; how we can search for category 4 comes  in which row of the table.</p>