/**
 * 根据sql语句将查询Access
 * @param sql 查询Access数据库的语句
 * @param accessUrl Access数据库地址
 * @return List<Map>
 * /
public List<Map<String, Object>> selectAccess(String sql, String accessUrl) {
    List<Map<String, Object>> mapList = new ArrayList<>();
    Properties prop = new Properties();
    /* 中文乱码处理 */
    prop.put("charSet", "utf-8");
    prop.put("user", "");
    prop.put("password", "");
    PreparedStatement ps = null;
    Statement stmt = null;
    ResultSet rs = null;
    try {
        /* 加载驱动&建立连接 */
        Class.forName("net.ucanaccess.jdbc.UcanaccessDriver");
        Connection conn = DriverManager.getConnection("jdbc:ucanaccess://" + accessUrl, "账号", "密码");
        stmt = conn.createStatement();
        rs = stmt.executeQuery(sql);
        ResultSetMetaData data = rs.getMetaData();
        while (rs.next()) {
            Map<String, Object> map = new HashMap<>(16);
            for (int i = 1; i <= data.getColumnCount(); i++) {
                /* 列名 */
                String columnName = data.getColumnName(i);
                /* 值 */
                String columnValue = rs.getString(i);
                map.put(columnName, columnValue);
            }
        mapList.add(map);
        }
        /* 关闭连接 */
        conn.close();
    } catch (Exception e) {
    e.printStackTrace();
    }
    return mapList;
}