select e.MAT from historico as e right join alunos as a on e.MAT = a.MAT
而我刚刚给了我第一列“历史”,我做错了什么吗?
px9o7tmv1#
试试这个:
SELECT * FROM historico e RIGHT JOIN alunos a ON e.MAT = a.MAT
1条答案
按热度按时间px9o7tmv1#
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