MySQL JBDC 连接测试
package cn.xh.jdbc; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import java.sql.Statement; public class Demo01 { public static void main(String[] args) { // TODO Auto-generated method stub Statement st=null; Connection conn=null; try { //1.加载MYSQL 数据库驱动 Class.forName("com.mysql.cj.jdbc.Driver"); //2.创建连接 //定义链接(注意设置编码UTF-8) //String url ="jdbc:mysql://192.168.47.10:3306/students?user=root&password=123456.&useUnicode=true&characterEncoding=utf8" ; String user= "root"; //定义用户 String password="123456"; //定义密码 --studentss 是数据库 String url2="jdbc:mysql://192.168.47.10:3306/students?useUncode=trun&characterEncoding=UTF-8"; //定义地址 System.out.println("开始连接当中......"); conn = DriverManager.getConnection(url2,user,password); //连接参数 System.out.println("连接成功!"); //3.创建 statement,执行操作 String sql = "INSERT INTO tb_stu(id,NAME,sex,birthday,age) VALUES(15,'大王','男','2013-6-3','8')"; st = conn.createStatement(); int result = st.executeUpdate(sql); System.out.println(result); } catch (ClassNotFoundException e) { e.printStackTrace(); }catch (SQLException e) { e.printStackTrace(); } finally { if(st !=null) { try { st.close(); } catch (SQLException e) { // TODO: handle exception e.printStackTrace(); } } if(conn !=null) { try { conn.close(); } catch (SQLException e) { // TODO: handle exception e.printStackTrace(); } } } } }
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