import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class OceanBaseStatementExample {

    public static void main(String[] args) {
        // 配置数据库连接信息
        String url = "jdbc:oceanbase://your_oceanbase_server:your_port/your_database";
        String user = "your_username";
        String password = "your_password";

        Connection connection = null;
        Statement statement = null;

        try {
            // 加载驱动程序
            Class.forName("com.mysql.cj.jdbc.Driver");

            // 建立连接
            connection = DriverManager.getConnection(url, user, password);

            // 步骤1：创建 Statement 对象
            statement = connection.createStatement();

            // 在这里可以使用 statement 执行 SQL 查询和更新...

        } catch (ClassNotFoundException | SQLException e) {
            e.printStackTrace();
        } finally {
            // 在合适的地方关闭 statement 和 connection，释放资源
            if (statement != null) {
                try {
                    // 步骤2：关闭 Statement 对象
                    statement.close();
                } catch (SQLException e) {
                    e.printStackTrace();
                }
            }

            if (connection != null) {
                try {
                    // 步骤3：关闭连接
                    connection.close();
                } catch (SQLException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}