《SQL编程思想》中的 MySQL 建表语句
建表语句
-- 创建 4 个示例表和索引
CREATE TABLE department( dept_id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY COMMENT '部门编号，自增主键', dept_name VARCHAR(50) NOT NULL COMMENT '部门名称') ENGINE=InnoDB COMMENT '部门信息表';CREATE TABLE job( job_id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY COMMENT '职位编号，自增主键', job_title VARCHAR(50) NOT NULL COMMENT '职位名称', min_salary NUMERIC(8,2) NOT NULL COMMENT '最低月薪', max_salary NUMERIC(8,2) NOT NULL COMMENT '最高月薪') ENGINE=InnoDB COMMENT '职位信息表';CREATE TABLE employee( emp_id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY COMMENT '员工编号，自增主键', emp_name VARCHAR(50) NOT NULL COMMENT '员工姓名', sex VARCHAR(10) NOT NULL COMMENT '性别', dept_id INTEGER NOT NULL COMMENT '部门编号', manager INTEGER COMMENT '上级经理', hire_date DATE NOT NULL COMMENT '入职日期', job_id INTEGER NOT NULL COMMENT '职位编号', salary NUMERIC(8,2) NOT NULL COMMENT '月薪', bonus NUMERIC(8,2) COMMENT '年终奖金', email VARCHAR(100) NOT NULL COMMENT '电子邮箱', comments VARCHAR(500) COMMENT '备注信息', create_by VARCHAR(50) NOT NULL COMMENT '创建者', create_ts TIMESTAMP NOT NULL COMMENT '创建时间', update_by VARCHAR(50) COMMENT '修改者', update_ts TIMESTAMP COMMENT '修改时间', CONSTRAINT ck_emp_sex CHECK (sex IN ('男', '女')), CONSTRAINT ck_emp_salary CHECK (salary > 0), CONSTRAINT uk_emp_email UNIQUE (email), CONSTRAINT fk_emp_dept FOREIGN KEY (dept_id) REFERENCES department(dept_id), CONSTRAINT fk_emp_job FOREIGN KEY (job_id) REFERENCES job(job_id), CONSTRAINT fk_emp_manager FOREIGN KEY (manager) REFERENCES employee(emp_id)) ENGINE=InnoDB COMMENT '员工信息表';
CREATE INDEX idx_emp_name ON employee(emp_name);
CREATE INDEX idx_emp_dept ON employee(dept_id);
CREATE INDEX idx_emp_job ON employee(job_id);
CREATE INDEX idx_emp_manager ON employee(manager);CREATE TABLE job_history( history_id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY COMMENT '工作历史编号，自增主键', emp_id INTEGER NOT NULL COMMENT '员工编号', dept_id INTEGER NOT NULL COMMENT '部门编号', job_id INTEGER NOT NULL COMMENT '职位编号', start_date DATE NOT NULL COMMENT '开始日期', end_date DATE NOT NULL COMMENT '结束日期', CONSTRAINT fk_job_history_emp FOREIGN KEY (emp_id) REFERENCES employee(emp_id), CONSTRAINT fk_job_history_dept FOREIGN KEY (dept_id) REFERENCES department(dept_id), CONSTRAINT fk_job_history_job FOREIGN KEY (job_id) REFERENCES job(job_id), CONSTRAINT check_job_history_date CHECK (end_date >= start_date)) ENGINE=InnoDB COMMENT '员工工作历史记录表';
CREATE INDEX idx_job_history_emp ON job_history(emp_id);
CREATE INDEX idx_job_history_dept ON job_history(dept_id);
CREATE INDEX idx_job_history_job ON job_history(job_id);写入数据
-- 生成 MySQL 初始化数据
INSERT INTO department(dept_name) VALUES ('行政管理部');
INSERT INTO department(dept_name) VALUES ('人力资源部');
INSERT INTO department(dept_name) VALUES ('财务部');
INSERT INTO department(dept_name) VALUES ('研发部');
INSERT INTO department(dept_name) VALUES ('销售部');
INSERT INTO department(dept_name) VALUES ('保卫部');INSERT INTO job(job_title, min_salary, max_salary) VALUES ('总经理', 24000, 50000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('副总经理', 20000, 30000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('人力资源总监', 20000, 30000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('人力资源专员', 5000, 10000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('财务经理', 10000, 20000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('会计', 5000, 8000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('开发经理', 12000, 20000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('程序员', 5000, 12000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('销售经理', 8000, 20000);
INSERT INTO job(job_title, min_salary, max_salary) VALUES ('销售人员', 4000, 8000);INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('刘备', '男', 1, NULL, '2000-01-01', 1, 30000, 10000, 'liubei@shuguo.com', NULL, 'Admin', '2000-01-01 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('关羽', '男', 1, 1, '2000-01-01', 2, 26000, 10000, 'guanyu@shuguo.com', NULL, 'Admin', '2000-01-01 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('张飞', '男', 1, 1, '2000-01-01', 2, 24000, 10000, 'zhangfei@shuguo.com', NULL, 'Admin', '2000-01-01 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('诸葛亮', '男', 2, 1, '2006-03-15', 3, 24000, 8000, 'zhugeliang@shuguo.com', NULL, 'Admin', '2006-03-15 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('黄忠', '男', 2, 4, '2008-10-25', 4, 8000, NULL, 'huangzhong@shuguo.com', NULL, 'Admin', '2008-10-25 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('魏延', '男', 2, 4, '2007-04-01', 4, 7500, NULL, 'weiyan@shuguo.com', NULL, 'Admin', '2007-04-01 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('孙尚香', '女', 3, 1, '2002-08-08', 5, 12000, 5000, 'sunshangxiang@shuguo.com', NULL, 'Admin', '2002-08-08 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('孙丫鬟', '女', 3, 7, '2002-08-08', 6, 6000, NULL, 'sunyahuan@shuguo.com', NULL, 'Admin', '2002-08-08 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('赵云', '男', 4, 1, '2005-12-19', 7, 15000, 6000, 'zhaoyun@shuguo.com', NULL, 'Admin', '2005-12-19 10:00:00', 'Admin', '2006-12-31 10:00:00');
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('廖化', '男', 4, 9, '2009-02-17', 8, 6500, NULL, 'liaohua@shuguo.com', NULL, 'Admin', '2009-02-17 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('关平', '男', 4, 9, '2011-07-24', 8, 6800, NULL, 'guanping@shuguo.com', NULL, 'Admin', '2011-07-24 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('赵氏', '女', 4, 9, '2011-11-10', 8, 6600, NULL, 'zhaoshi@shuguo.com', NULL, 'Admin', '2011-11-10 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('关兴', '男', 4, 9, '2011-07-30', 8, 7000, NULL, 'guanxing@shuguo.com', NULL, 'Admin', '2011-07-30 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('张苞', '男', 4, 9, '2012-05-31', 8, 6500, NULL, 'zhangbao@shuguo.com', NULL, 'Admin', '2012-05-31 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('赵统', '男', 4, 9, '2012-05-03', 8, 6000, NULL, 'zhaotong@shuguo.com', NULL, 'Admin', '2012-05-03 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('周仓', '男', 4, 9, '2010-02-20', 8, 8000, NULL, 'zhoucang@shuguo.com', NULL, 'Admin', '2010-02-20 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('马岱', '男', 4, 9, '2014-09-16', 8, 5800, NULL, 'madai@shuguo.com', NULL, 'Admin', '2014-09-16 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('法正', '男', 5, 2, '2017-04-09', 9, 10000, 5000, 'fazheng@shuguo.com', NULL, 'Admin', '2017-04-09 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('庞统', '男', 5, 18, '2017-06-06', 10, 4100, 2000, 'pangtong@shuguo.com', NULL, 'Admin', '2017-06-06 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('蒋琬', '男', 5, 18, '2018-01-28', 10, 4000, 1500, 'jiangwan@shuguo.com', NULL, 'Admin', '2018-01-28 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('黄权', '男', 5, 18, '2018-03-14', 10, 4200, NULL, 'huangquan@shuguo.com', NULL, 'Admin', '2018-03-14 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('糜竺', '男', 5, 18, '2018-03-27', 10, 4300, NULL, 'mizhu@shuguo.com', NULL, 'Admin', '2018-03-27 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('邓芝', '男', 5, 18, '2018-11-11', 10, 4000, NULL, 'dengzhi@shuguo.com', NULL, 'Admin', '2018-11-11 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('简雍', '男', 5, 18, '2019-05-11', 10, 4800, NULL, 'jianyong@shuguo.com', NULL, 'Admin', '2019-05-11 10:00:00', NULL, NULL);
INSERT INTO employee(emp_name, sex, dept_id, manager, hire_date, job_id, salary, bonus, email, comments, create_by, create_ts, update_by, update_ts) VALUES ('孙乾', '男', 5, 18, '2018-10-09', 10, 4700, NULL, 'sunqian@shuguo.com', NULL, 'Admin', '2018-10-09 10:00:00', NULL, NULL);INSERT INTO job_history(emp_id, dept_id, job_id, start_date, end_date) VALUES (9, 4, 8, '2005-12-19', '2006-12-31');
删表语句
-- 删除示例表
DROP TABLE job_history;
DROP TABLE employee;
DROP TABLE department;
DROP TABLE job;