her by excluding the column from the list of columns in
     the <TT
CLASS="COMMAND"
>INSERT</TT
> statement, or through the use of
     the <TT
CLASS="LITERAL"
>DEFAULT</TT
> key word.
    </P
><P
>     The type names <TT
CLASS="TYPE"
>serial</TT
> and <TT
CLASS="TYPE"
>serial4</TT
> are
     equivalent: both create <TT
CLASS="TYPE"
>integer</TT
> columns.  The type
     names <TT
CLASS="TYPE"
>bigserial</TT
> and <TT
CLASS="TYPE"
>serial8</TT
> work
     the same way, except that they create a <TT
CLASS="