我试图从oracle表中选择*,但仅限于user_id是唯一的.
我试过这个:
select distinct user_id from users; -- which worked
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我想显示一切,所以当我把:
select distinct user_id, * from users; -- i get a syntax error
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我怎么能完成他的?
select distinct user_id, users.* from users;
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