static void parseTags(String fragment, Set<String> tags) {
        if (ClickHouseChecker.isNullOrEmpty(fragment)) {
            return;
        }

        for (int i = 0, len = fragment.length(); i < len; i++) {
            int index = fragment.indexOf(',', i);
            if (index == i) {
                continue;
            }

            String tag;
            if (index < 0) {
                tag = fragment.substring(i).trim();
                i = len;
            } else {
                tag = fragment.substring(i, index).trim();
                i = index;
            }
            if (!tag.isEmpty()) {
                tags.add(tag);
            }
        }
    }
Creates a new node.

@return new node
clickhouse-client/src/main/java/com/clickhouse/client/ClickHouseNode.java