">
                  <a href="changelog_4_6.html#idp50465496">Locking Subsystem Changes:</a>
                </span>
              </dt>
              <dt>
                <span class="sect2">
                  <a href="changelog_4_6.html#idp50451848">Logging Subsystem Changes:</a>
                </span>
              </dt>
              <dt>
                <span class="sect2">
                  <a href="changelog_4_6.html#idp50452712">Memory Pool Subsystem Changes:</a>
                </span>
           