MYSQL - get the rows where one column A is less than column B
<p>Table (showing only relevant columns)</p>

<pre><code>ID | product_name | stock | stock_level
6  | test name    | 5     | 4
 7 | test name 2  | 3     | 9
</code></pre>

<p>I have a lot more rows in my database.</p>

<p>In MYSQL, how can I get every row where the stock value is less than the stock_level value?</p>