createdepartment.java

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package create;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;

public class CreateDepartment {
  public CreateDepartment(){
    //定义数据库连接的驱动程序
    String driver = "org.gjt.mm.mysql.Driver";
    //定义MySQL数据库的连接地址
    String url = "jdbc:mysql://localhost:3306/EmployeeEBKC10";
    //声明连接类
    Connection conn = null;
    //创建dempartmentTable数据表的SQL语句
    String sql = "create table departmentTable ("
               + "departmentId varchar (20) NOT NULL PRIMARY KEY,"
               + "departmentName varchar (50) NOT NULL,"
               + "departmentDescription varchar (100) NOT NULL)" ;
    try {
      //使用JDBC技术创建数据库连接
      Class.forName(driver);
      //使用DriverManager类的getConnection()方法建立连接
      conn = DriverManager.getConnection(url, "root", "test");
      //通过Statement创建数据表
         Statement stmt = conn.createStatement();
      stmt.execute(sql);
      System.out.println("数据表departmentTable创建成功");
    }catch(Exception e){
      System.out.println("数据表departmentTable创建失败");
      e.printStackTrace();
    }
  }

  public static void main(String[] args) {
    new CreateDepartment();
  }
}