esented in text form.
      </P
></DD
></DL
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN145806"
></A
><H2
>Return Value</H2
><P
>Returns the requested SQL statement as text.</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN145809"
></A
><H2
>Notes</H2
><P
>    As of <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> 9.0, the attribute numbers in
    <TT
CLASS="PARAMETER"
>primary_key_attnums</TT
> are interpreted as logical
    column numbers, corresponding to the column's position in
    <TT
CLASS="LITERAL"
