onfigures a database, not only
         operations performed using the specified 
         <a class="link" href="db.html" title="Chapter 2.  The Db Handle">Db</a>  handle.
    </p>
      <p>
         The <code class="methodname">Db::set_re_delim()</code> method may not be called after the 
         <a class="xref" href="dbopen.html" title="Db::open()">Db::open()</a>  method is called. If
         the database already exists when 
         <a class="xref" href="dbopen.html" title="Db::open()">Db::open()</a