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when you do qroup by you need to pull all the things you select e.g. select h.hacker_id, h.name
your group by would be group by h.hacker_id, h.name
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You are viewing a single comment's thread. Return to all comments →
when you do qroup by you need to pull all the things you select e.g. select h.hacker_id, h.name
your group by would be group by h.hacker_id, h.name