briup_JDBC

鏈接mysql和orcle的驅動jar包

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

 提取碼：cu6e
複製這段內容後打開百度網盤手機App，操做更方便哦

package com.briup.jdbc;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JdbcTest1 {
    //實現初級增刪改操做
    public static void main(String[] args) {
        try {
            // 註冊驅動//"jdbc:mysql://127.0.0.1:3306/數據庫名？字符編碼，「用戶名」，「密碼」"
            Class.forName("com.mysql.jdbc.Driver");
            try {
                // 獲取到鏈接
                Connection conn = DriverManager.getConnection(
                        "jdbc:mysql://127.0.0.1:3306/my_database?characterEncoding=UTF-8", "root", "yue170305");
                //System.out.println();
                //經過鏈接
                Statement statement = conn.createStatement();
                //準備sql語句 //注意點在執行語句是和在數據庫之中是同樣的
                //插入一條語句
                String sql= "insert into my_stu values(3,'pengpeng',21,'n')";
                
                //修改數據
                String sql2="update my_stu set id=33 where name='pengpeng'";
                
                //一次性，插入多條數據
                String sql3="insert into my_stu "
                          + "values"
                          + "(4,'zs',1,'n'),"
                          + "(5,'ls',141,'n'),"
                          + "(6,'ws',11,'n')";
                
                //刪除數據
                String sql4="delete from my_stu where id=33";
                
                //一系列執行操做
                //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();
        }
    }

}