 range.
       </p>
       <p>
        <code class="literal">multirange('[1,2)'::int4range)</code>
        → <code class="returnvalue">{[1,2)}</code>
       </p></td></tr><tr><td class="func_table_entry"><p class="func_signature">
        <a id="id-1.5.8.26.11.2.2.10.1.1.1" class="indexterm"></a>
        <code class="function">unnest</code> ( <code class="type">anymultirange</code> )
        → <code class="returnvalue">setof anyrange</code>
       </p>
       <p>
        Expands a multirange into a set 