Da Wiz wrote:Well I'd say the first question would be something along the lines of ...
select certified.aircraftid, certified.employeeid, airemployee.employeename
from certified, airemployee
where certified.aircraftid = 'Boeing';
or something like that, that's all you need, now you should be able to do the rest yourself 😉
Gotta love the SQL 😀
Cheers Isaak
hmmm you're not too far off.
Unfortunately I dont think there are any marks available to you, that was a relational algebra question not SQL.
The questions are stupid. Do question 3. What sort of plane can only fly from Sydney to Tokyo? If there is such a plane I bet they dont sell too well. The only thing I can figure is that Sydney to Tokyo is the shortest flight offered.