一个简单的web应用程序的创建
1、数据库设计与创建
1.1、数据库系统
实体、属性、关系
员工表:“员工编号”、员工姓名、出生日期、“岗位编号”;
岗位表:“岗位编号”、岗位名称、岗位级别、岗位职责;(做了修改)
部门表:“部门编号”、岗位名称、办公地点;
调岗表:“员工编号”、“岗位编号”、起始时间、结束时间;
Employee Table: "Employee ID", Employee Name, Date of Birth;
Position Table: "Position ID", Position Name, Position Level, Job Responsibilities;
Department Table: "Department ID", Position Name, Office Location;
Job Transfer Table: "Employee ID", "Position ID", Start Time, End Time;