ared
   to <span class="productname">POSTGRES</span>, Version 4.2.  Apart from
   bug fixes, the following were the major enhancements:

   </p><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"><p>
      The query language PostQUEL was replaced with
      <acronym class="acronym">SQL</acronym> (implemented in the server).  (Interface
      library <a class="link" href="libpq.html" title="Chapter 34. libpq — C Library">libpq</a> was named after PostQU