/code> if there was none.  It's worth noting that in
   some cases there may be hidden parameter symbols that affect this
   numbering.  For example, <span class="application">PL/pgSQL</span> uses hidden parameter
   symbols to insert values of function local variables into queries, so that
   a <span class="application">PL/pgSQL</span> statement like <code class="literal">SELECT i + 1 INTO j</code>
   would have representative text like <code class="literal">SELECT i + $2</code>.
  </p><p>
   The represent