client sessions.
        </p><p>
         The default is 10 on supported systems, otherwise 0.  This value can
         be overridden for tables in a particular tablespace by setting the
         tablespace parameter of the same name (see
         <a class="xref" href="sql-altertablespace.html" title="ALTER TABLESPACE"><span class="refentrytitle">ALTER TABLESPACE</span></a>).
        </p></dd><dt id="GUC-MAX-WORKER-PROCESSES"><span class="term"><code class="varname">max_worker_processes</code> (<code class=