  <TT
CLASS="LITERAL"
>INHERIT</TT
> is the default.
       </P
></DD
><DT
><TT
CLASS="LITERAL"
>LOGIN</TT
><BR><TT
CLASS="LITERAL"
>NOLOGIN</TT
></DT
><DD
><P
>        These clauses determine whether a role is allowed to log in;
        that is, whether the role can be given as the initial session
        authorization name during client connection.  A role having
        the <TT
CLASS="LITERAL"
>LOGIN</TT
> attribute can be thought of as a user.
        Roles without this attribute are useful for managing