private static String dataTypeToSqlTypeInt(String type) {
        SQLType sqlType = JdbcUtils.CLICKHOUSE_TYPE_NAME_TO_SQL_TYPE_MAP.get(type);
        return sqlType == null ? String.valueOf(JDBCType.OTHER.getVendorTypeNumber()) :
                String.valueOf(sqlType.getVendorTypeNumber());
    }
Returns name of the ClickHouse table types as the broad category (rather than engine name).
@return - ResultSet with one column TABLE_TYPE
@throws SQLException - if an error occurs
jdbc-v2/src/main/java/com/clickhouse/jdbc/metadata/DatabaseMetaDataImpl.java