a new one.  So
    <TT
CLASS="COMMAND"
>SELECT</TT
> rules are described first.</P
><P
>    Currently, there can be only one action in an <TT
CLASS="LITERAL"
>ON SELECT</TT
> rule, and it must
    be an unconditional <TT
CLASS="COMMAND"
>SELECT</TT
> action that is <TT
CLASS="LITERAL"
>INSTEAD</TT
>. This restriction was
    required to make rules safe enough to open them for ordinary users, and
    it restricts <TT
CLASS="LITERAL"
>ON SELECT</TT
> rules to act like views.</P
><P
>    The examples for this 