springmvc-database garbled-solution

The first step is to set up the database connection

The second step is to set the database code

      /**c3p0取得数据源*/
        public static DataSource  getDataSource() throws Exception  {

            // 创建连接池核心工具类
            ComboPooledDataSource datasSource = new ComboPooledDataSource();
           // 设置连接参数：url、驱动、用户密码、初始连接数、最大连接数
            datasSource.setDriverClass("com.mysql.jdbc.Driver");
            datasSource.setJdbcUrl("jdbc:mysql://192.168.47.196:3306/test?useUnicode=true&characterEncoding=utf-8");
            datasSource.setUser("root");
            datasSource.setPassword("123456");
            datasSource.setInitialPoolSize(10);
            datasSource.setMaxPoolSize(10);
            datasSource.setMaxIdleTime(1000);

            return datasSource;

        }

result: