Using distinct on a column and doing order by on another column gives an error

Question

I have a table: abc_test with columns n_num, k_str.

This query doesnt work:

    select distinct(n_num) from abc_test order by(k_str)

B

Answer 1

you can do

select distinct top 10000 (n_num)  --assuming you won't have more than 10,000 rows                
from abc_test order by(k_str)