diate table are actually output.
  </P
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="QUERIES-SELECT-LIST-ITEMS"
>7.3.1. Select-List Items</A
></H2
><P
>    The simplest kind of select list is <TT
CLASS="LITERAL"
>*</TT
> which
    emits all columns that the table expression produces.  Otherwise,
    a select list is a comma-separated list of value expressions (as
    defined in <A
HREF="sql-expressions.html"
>Section 4.2</A
>).  For instance, it
    could be a list of column names:
</P><PRE
CLASS="PROGRA