主方法 *** 作数据库【简单版】

主方法 *** 作数据库【简单版】

public class JDBCDemo {
    private static final String DATAbase_DRIVER = "com.mysql.jdbc.Driver" ;//Oracle为oracle.jdbc.driver.OracleDriver
    private static final String DATAbase_URL = "jdbc:mysql://192.168.56.10:3306/gulimall_pms?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai" ;
    private static final String DATAbase_USER = "root" ;
    private static final String DATAbase_PASSWORD = "root" ;
    public static void main(String[] args) throws Exception{
        Class.forName(DATAbase_DRIVER);
        Connection  connection = DriverManager.getConnection(DATAbase_URL,DATAbase_USER,DATAbase_PASSWORD);
        String sql = "INSERT INTO user(id,name,age,email) VALUES (?,?,?,?)";
            PreparedStatement pstmt = connection.prepareStatement(sql);
            pstmt.setInt(1,1);
            pstmt.setString(2,"张三");
            pstmt.setInt(3,18);
            pstmt.setString(4, UUID.randomUUID()+"@qq.com");
            System.out.println(pstmt.execute());
    }
}