j3N0

mysql -u root -p password < path_to_import_file –default-character-set = utf8 

j3N0

private static final Integer MAX_NUMBER = 3;
    public static void main(String[] args) {
        List<Integer> list = Arrays.asList(1, 2, 3, 4, 5, 6, 7);
        int limit = countStep(list.size());
        //方法一：使用流遍历操作
        List<List<Integer>> mglist = new ArrayList<>();
        Stream.iterate(0, n -> n + 1)
                .limit(limit)
                .forEach(i -> mglist.add(list
                        .stream()