refactor: remove unused database columns and related code
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@@ -12,7 +12,6 @@ CREATE TABLE IF NOT EXISTS students (
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contact VARCHAR(20), -- 联系方式
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college VARCHAR(50) NOT NULL, -- 学院
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major VARCHAR(50) NOT NULL, -- 专业
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is_graduating BOOLEAN DEFAULT FALSE, -- 是否毕业班
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password VARCHAR(50) NOT NULL -- 密码
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='学生信息表';
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@@ -47,9 +46,9 @@ CREATE TABLE IF NOT EXISTS leave_requests (
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='请假申请表';
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-- 插入示例数据
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INSERT INTO students (student_id, name, class_name, contact, college, major, is_graduating, password) VALUES
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('2023208145', '李同学', '云计算G23-1', '15842087237', '信息工程学院', '云计算技术应用', false, '123456'),
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('2023208146', '张同学', '云计算G23-1', '15842087238', '信息工程学院', '云计算技术应用', false, '123456');
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INSERT INTO students (student_id, name, class_name, contact, college, major, password) VALUES
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('2023208145', '李同学', '云计算G23-1', '15842087237', '信息工程学院', '云计算技术应用', '123456'),
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('2023208146', '张同学', '云计算G23-1', '15842087238', '信息工程学院', '云计算技术应用', '123456');
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INSERT INTO teachers (teacher_id, name, department, contact, password) VALUES
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('2023001', '王老师', '信息工程学院', '13912345678', '123456'),
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