ORA-00904:Bra resort:ogiltig identifierare

Använd enstaka citattecken. Dubbla citattecken tolkas som ett fält:

select id,name,
    case
     when rating between 4.0 and 5 then 'very good'
     when rating between 3.0 and 3.5 then 'good'
    else 'Good Resort'
    end as comment
from resort
order by id;