               <a href="changelog_4_6.html#idp50361912">Database or Log File On-Disk Format Changes:</a>
                </span>
              </dt>
              <dt>
                <span class="sect2">
                  <a href="changelog_4_6.html#idp50454856">New Features:</a>
                </span>
              </dt>
              <dt>
                <span class="sect2">
                  <a href="changelog_4_6.html#idp50457960">Database Environment Changes:</a>
                </span>
             