briup_JDBC

链接mysql和orcle的驱动jar包

连接：https://pan.baidu.com/s/1M5RZY62UOZbfFGIwDQK6SQ

 提取码：cu6e
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package com.briup.jdbc;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JdbcTest1 {
    //实现初级增删改操做
    public static void main(String[] args) {
        try {
            // 注册驱动//"jdbc:mysql://127.0.0.1:3306/数据库名？字符编码，“用户名”，“密码”"
            Class.forName("com.mysql.jdbc.Driver");
            try {
                // 获取到链接
                Connection conn = DriverManager.getConnection(
                        "jdbc:mysql://127.0.0.1:3306/my_database?characterEncoding=UTF-8", "root", "yue170305");
                //System.out.println();
                //经过链接
                Statement statement = conn.createStatement();
                //准备sql语句 //注意点在执行语句是和在数据库之中是同样的
                //插入一条语句
                String sql= "insert into my_stu values(3,'pengpeng',21,'n')";
                
                //修改数据
                String sql2="update my_stu set id=33 where name='pengpeng'";
                
                //一次性，插入多条数据
                String sql3="insert into my_stu "
                          + "values"
                          + "(4,'zs',1,'n'),"
                          + "(5,'ls',141,'n'),"
                          + "(6,'ws',11,'n')";
                
                //删除数据
                String sql4="delete from my_stu where id=33";
                
                //一系列执行操做
                //statement.execute(sql);
                //statement.execute(sql2);
                //statement.execute(sql3);
                statement.execute(sql4);
                System.out.println("操做成功！");
                statement.close();
                conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }

        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        }
    }

}