while (result.next()) {
            List<String> row = new ArrayList<>();
            row.add(TimeplusDefines.DEFAULT_CATALOG);
            row.add(result.getString(1));
            row.add(result.getString(2));
            String type, e = result.getString(3).intern();
            switch (e) {
                case "View":
                case "MaterializedView":
                case "Merge":
                case "Distributed":
                case "Null":
                    type = "VIEW"; // some kind of view
                    break;
                case "Set":
                case "Join":
                case "Buffer":
                    type = "OTHER"; // not a real table
                    break;
                default:
                    type = "STREAM";
                    break;
            }