li>[<a href='https://issues.apache.org/jira/browse/FLINK-18922'>FLINK-18922</a>] -         Add a &quot;Catalogs&quot; link (linked to dev/table/catalogs.md) under the &quot;Python API&quot; -&gt; &quot;User Guide&quot; -&gt; &quot;Table API&quot; section
</li>
<li>[<a href='https://issues.apache.org/jira/browse/FLINK-18926'>FLINK-18926</a>] -         Add a &quot;Environment Variables&quot; document under  the &quot;Python API&quot; -&gt; &quot;User Guide&quot; -&gt; &quot;Table API&quot; section
</li>
<li>[