ight be off a little, but
      for simplicity the same ranges of <TT
CLASS="REPLACEABLE"
><I
>p</I
></TT
> are used
      on all platforms.
     </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="DATATYPE-SERIAL"
>8.1.4. Serial Types</A
></H2
><P
>     The data types <TT
CLASS="TYPE"
>smallserial</TT
>, <TT
CLASS="TYPE"
>serial</TT
> and
     <TT
CLASS="TYPE"
>bigserial</TT
> are not true types, but merely
     a notational convenience for creating unique identifier columns
  