createtable.java

餐厅管理系统毕业设计

import java .sql.*;
public class CreateTable {
	String username = "root";
    String password = "right";
    String jdbcDriver="com.mysql.jdbc.Driver";
    String url="jdbc:mysql://localhost:3306/resturant";  
    public CreateTable(){
         registerDriver();                 //注册驱动程序
                         } 
    public void registerDriver(){
	       try{
	          Class.forName(jdbcDriver);
	          }
	       catch(ClassNotFoundException e){
	          System.err.print(e.getMessage());
	       }
	}
    public void execute(){
	       Connection con = null;
	       Statement stmt = null;
           String SQLCreate1="CREATE TABLE `resturant`.`tableinfo` (`oid` INTEGER UNSIGNED NOT NULL AUTO_INCREMENT,`number` VARCHAR(45) NOT NULL,`place` VARCHAR(45) NOT NULL,PRIMARY KEY (`oid`))ENGINE = InnoDB;";
           String SQLCreate2="CREATE TABLE `resturant`.`customer` (`oid` INTEGER UNSIGNED NOT NULL AUTO_INCREMENT,`name` VARCHAR(45) NOT NULL,`phoneNumber` VARCHAR(45) NOT NULL,PRIMARY KEY (`oid`))ENGINE = InnoDB;"; 
           String SQLCreate3="CREATE TABLE `resturant`.`walkin` (`oid` INTEGER UNSIGNED NOT NULL AUTO_INCREMENT,`covers` VARCHAR(45) NOT NULL,`date` VARCHAR(45) NOT NULL,`time` VARCHAR(45) NOT NULL,`table_id` VARCHAR(45) NOT NULL,PRIMARY KEY (`oid`))ENGINE = InnoDB;"; 
           String SQLCreate4="CREATE TABLE `resturant`.`reservation` (`oid` INTEGER UNSIGNED NOT NULL AUTO_INCREMENT,`covers` VARCHAR(45) NOT NULL,`date` VARCHAR(45) NOT NULL,`time` VARCHAR(45) NOT NULL,`table_id` VARCHAR(45) NOT NULL,`custom_id` VARCHAR(45) NOT NULL,`arrivetime` VARCHAR(45),PRIMARY KEY (`oid`))ENGINE = InnoDB;"; 
           try{
            con=DriverManager.getConnection(url,username,password);
	           stmt=con.createStatement();
	           stmt.execute(SQLCreate1);
	           stmt.execute(SQLCreate2);
	           stmt.execute(SQLCreate3);
	           stmt.execute(SQLCreate4);
            con.close();
	       }
	       catch(SQLException e){
	       System.err.println(e.getMessage());
	       }
	       finally{
	       try{
	          if(con!=null){
	             con.close();
	             }
	          if(stmt!=null){
	             stmt.close();
	             }
	           }catch(Exception ex){}          //忽略
	      }
	    }
    public static void main(String[] args){
	       CreateTable createTable=new CreateTable();
	       createTable.execute();
      }
}               //END OF CreateTable