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 <p>Exercise: Classify the below queries into the four types - DDL (definition), DML(manipulation), DCL(control) and TCL(transactions) and explain in detail.</p>
 <pre><code>insert, create, drop, delete, update, commit, rollback, truncate, alter, grant, revoke
 </code></pre>
-<p>You can practise these in the <a href="../lab.md">lab section</a>.</p>
+<p>You can practise these in the <a href="https://linkedin.github.io/school-of-sre/databases_sql/lab/">lab section</a>.</p>
 </li>
 <li>
 <p>Constraints</p>
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