如何过滤sql导致的有-多通关系
student, clubstudent_club:
student {
id
name}club {
id
name}student_club {
student_id
club_id}SELECT student.*FROM studentINNER JOIN student_club sc ON student.id = sc.student_idLEFT JOIN club c ON c.id = sc.club_idWHERE c.id = 30 AND c.id = 50
慕侠2389804
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