您好,我想知道是否有人知道找出列是否具有外键关系的最有效方法。
class StudentIntendCourse(DeclarativeBase):
__tablename__ = 'studentIntendCourse'
id = Column(Integer, primary_key=True)
studentID = Column('studentID',Integer,ForeignKey('student.id'))
courseID = Column('courseID',Integer,ForeignKey('course.id'))
course = relationship("Course",backref="studentIntendedCourses")
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我想知道是否 is_foreign_key(StudentIntendCourse.studentID)?