// PostgreSQL Connection
JxDB ado = new JxDB( "postgresql://myhost.pe:5432/misistema", user, pass );

// direct retreive, it would be in a derivated Model
DBRowSet tbl = ado.GetTable( "dicPersonas" );

<!-- html render -->
<jx:forEach var="row" items="${ tbl.Result() }">
    <tr>
        <td> ${ counter } 
        <td> ${ row.Get("NumDoc") } 
        <td> ${ row.Get("Nombres") } 
    </tr>
</jx:forEach>