sql - Oracle Query not Working -


oracle query not working. please specify wrong in query? 

(select hacker_id,challenge_id, max(score) soc   submissions   group hacker_id,challenge_id   having max(score)>0) t2;

please read @oldprogrammer comments. anyway, think should work you

select hacker_id,challenge_id, max(score) soc     submissions    group hacker_id,challenge_id    having max(score)>0;

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