      </p>
      <p>
       The source text of the function (null if the function is not
       owned by a currently enabled role).  (According to the SQL
       standard, this column is only applicable if
       <code class="literal">routine_body</code> is <code class="literal">SQL</code>, but
       in <span class="productname">PostgreSQL</span> it will contain
       whatever source text was specified when the function was
       created.)
      </p></td></tr><tr><td class="catalog_table_entry"><p class=