package jdbc;

import java.sql.DriverManager;

import java.sql.SQLException;

import java.sql.Connection;

import java.sql.Statement;

/**

* @author ： CodeWater

* @create ：2022-03-08-16:09

* @Function Description ：crud练习

* account表 添加一条记录 insert 语句

*/

public class JdbcDemo02 {

public static void main(String[] args) {

Statement stmt = null;

Connection conn = null;

try {

Class.forName("com.mysql.jdbc.Driver");

String sql = "insert into account values( null , 'zhaoliu' , 3000 )";

conn = DriverManager.getConnection("jdbc:mysql:///db3", "root", "root");

stmt = conn.createStatement();

int count = stmt.executeUpdate(sql);

System.out.println(count);

if (count > 0) {

System.out.println("添加成功！");

} else {

System.out.println("添加失败");

}

} catch (ClassNotFoundException e) {

e.printStackTrace();

} catch (SQLException e) {

e.printStackTrace();

} finally {

if (stmt != null) {

try {

stmt.close();

} catch (SQLException e) {

e.printStackTrace();

}

}

if (conn != null) {

try {

conn.close();

} catch (SQLException e) {

e.printStackTrace();

}

}

}

}

}