| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.iotdb.db.integration; |
| |
| import static org.apache.iotdb.db.metadata.MManager.TIME_SERIES_TREE_HEADER; |
| import static org.junit.Assert.fail; |
| |
| import com.google.gson.Gson; |
| import com.google.gson.JsonObject; |
| import java.sql.Connection; |
| import java.sql.DatabaseMetaData; |
| import java.sql.DriverManager; |
| import java.sql.ResultSet; |
| import java.sql.ResultSetMetaData; |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| import org.apache.iotdb.db.conf.IoTDBConstant; |
| import org.apache.iotdb.db.utils.EnvironmentUtils; |
| import org.apache.iotdb.jdbc.Config; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Notice that, all test begins with "IoTDB" is integration test. All test which will start the |
| * IoTDB server should be defined as integration test. |
| */ |
| public class IoTDBMetadataFetchIT { |
| |
| private DatabaseMetaData databaseMetaData; |
| private static final Logger logger = LoggerFactory.getLogger(IoTDBMetadataFetchIT.class); |
| |
| private static void insertSQL() throws ClassNotFoundException, SQLException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| |
| String[] insertSqls = new String[]{"SET STORAGE GROUP TO root.ln.wf01.wt01", |
| "SET STORAGE GROUP TO root.ln1.wf01.wt01", "SET STORAGE GROUP TO root.ln2.wf01.wt01", |
| "CREATE TIMESERIES root.ln.wf01.wt01.status WITH DATATYPE = BOOLEAN, ENCODING = PLAIN", |
| "CREATE TIMESERIES root.ln.wf01.wt01.status.s1 WITH DATATYPE = BOOLEAN, ENCODING = PLAIN", |
| "CREATE TIMESERIES root.ln.wf01.wt01.temperature WITH DATATYPE = FLOAT, ENCODING = RLE, " |
| + "compressor = SNAPPY, MAX_POINT_NUMBER = 3"}; |
| |
| for (String sql : insertSqls) { |
| statement.execute(sql); |
| } |
| } catch (Exception e) { |
| logger.error("insertSQL() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| EnvironmentUtils.closeStatMonitor(); |
| EnvironmentUtils.envSetUp(); |
| |
| insertSQL(); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| EnvironmentUtils.cleanEnv(); |
| } |
| |
| @Test |
| public void showTimeseriesTest() throws ClassNotFoundException, SQLException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| |
| String[] sqls = new String[]{"show timeseries root.ln.wf01.wt01.status", // full seriesPath |
| "show timeseries root.ln", // prefix seriesPath |
| "show timeseries root.ln.*.wt01", // seriesPath with stars |
| "show timeseries", // the same as root |
| "show timeseries root.a.b", // nonexistent timeseries, thus returning "" |
| }; |
| Set<String>[] standards = new Set[]{ |
| new HashSet<>(Arrays.asList( |
| "root.ln.wf01.wt01.status,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.status.s1,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,")), |
| |
| new HashSet<>(Arrays.asList( |
| "root.ln.wf01.wt01.status,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.status.s1,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.temperature,null,root.ln.wf01.wt01,FLOAT,RLE,SNAPPY,null,null,")), |
| |
| new HashSet<>(Arrays.asList( |
| "root.ln.wf01.wt01.status,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.status.s1,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.temperature,null,root.ln.wf01.wt01,FLOAT,RLE,SNAPPY,null,null,")), |
| |
| new HashSet<>(Arrays.asList( |
| "root.ln.wf01.wt01.status,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.status.s1,null,root.ln.wf01.wt01,BOOLEAN,PLAIN,SNAPPY,null,null,", |
| "root.ln.wf01.wt01.temperature,null,root.ln.wf01.wt01,FLOAT,RLE,SNAPPY,null,null,")), |
| |
| new HashSet<>(Collections.singletonList("")) |
| }; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| Set<String> standard = standards[n]; |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| Assert.assertTrue(standard.contains(builder.toString())); |
| } |
| } |
| } |
| } catch (SQLException e) { |
| logger.error("showTimeseriesTest() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showStorageGroupTest() throws ClassNotFoundException, SQLException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"show storage group", "show storage group root.ln.wf01", |
| "show storage group root.ln.wf01.wt01.status"}; |
| Set<String>[] standards = new Set[]{ |
| new HashSet<>( |
| Arrays.asList("root.ln.wf01.wt01,", "root.ln1.wf01.wt01,", "root.ln2.wf01.wt01,")), |
| new HashSet<>(Collections.singletonList("root.ln.wf01.wt01,")), |
| new HashSet<>(Collections.singletonList(""))}; |
| |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| Set<String> standard = standards[n]; |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| Assert.assertTrue(standard.contains(builder.toString())); |
| } |
| } |
| } |
| } catch (SQLException e) { |
| logger.error("showStorageGroupTest() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void databaseMetaDataTest() throws ClassNotFoundException, SQLException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| Connection connection = null; |
| try { |
| connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| databaseMetaData = connection.getMetaData(); |
| showTimeseriesInJson(); |
| |
| } catch (Exception e) { |
| logger.error("databaseMetaDataTest() failed", e); |
| fail(e.getMessage()); |
| } finally { |
| if (connection != null) { |
| connection.close(); |
| } |
| } |
| } |
| |
| @Test |
| public void showVersion() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String sql = "show version"; |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| resultSet.next(); |
| Assert.assertEquals(IoTDBConstant.VERSION, resultSet.getString(1)); |
| } |
| } |
| } catch (Exception e) { |
| fail(e.getMessage()); |
| } |
| } |
| } |
| |
| @Test |
| public void showDevicesTest() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"show devices root.ln", |
| "show devices root.ln.wf01.wt01.temperature"}; |
| Set<String>[] standards = new Set[]{ |
| new HashSet<>(Arrays.asList("root.ln.wf01.wt01,", "root.ln.wf01.wt01.status,")), |
| new HashSet<>(Collections.singletonList(""))}; |
| |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| Set<String> standard = standards[n]; |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| Assert.assertTrue(standard.contains(builder.toString())); |
| } |
| } |
| } |
| } catch (SQLException e) { |
| logger.error("showDevicesTest() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showChildPaths() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"show child paths root.ln"}; |
| String[] standards = new String[]{"root.ln.wf01,\n"}; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| String standard = standards[n]; |
| StringBuilder builder = new StringBuilder(); |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| builder.append("\n"); |
| } |
| } |
| } |
| Assert.assertEquals(standard, builder.toString()); |
| } catch (SQLException e) { |
| logger.error("showChildPaths() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showCountTimeSeries() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"COUNT TIMESERIES root.ln", "COUNT TIMESERIES"}; |
| String[] standards = new String[]{"3,\n", "3,\n"}; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| String standard = standards[n]; |
| StringBuilder builder = new StringBuilder(); |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| builder.append("\n"); |
| } |
| } |
| } |
| Assert.assertEquals(standard, builder.toString()); |
| } catch (SQLException e) { |
| logger.error("showCountTimeSeries() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showCountDevices() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"COUNT DEVICES root.ln", "COUNT DEVICES", |
| "COUNT DEVICES root.ln.wf01.wt01.temperature"}; |
| String[] standards = new String[]{"2,\n", "2,\n", "0,\n"}; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| String standard = standards[n]; |
| StringBuilder builder = new StringBuilder(); |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| builder.append("\n"); |
| } |
| } |
| } |
| Assert.assertEquals(standard, builder.toString()); |
| } catch (SQLException e) { |
| logger.error("showCountDevices() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showCountStorageGroup() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"count storage group root.ln", "count storage group", |
| "count storage group root.ln.wf01.wt01.status"}; |
| String[] standards = new String[]{"1,\n", "3,\n", "0,\n"}; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| String standard = standards[n]; |
| StringBuilder builder = new StringBuilder(); |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| builder.append("\n"); |
| } |
| } |
| } |
| Assert.assertEquals(standard, builder.toString()); |
| } catch (SQLException e) { |
| logger.error("showCountStorageGroup() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showCountTimeSeriesGroupBy() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"COUNT TIMESERIES root group by level=1"}; |
| Set<String>[] standards = new Set[]{ |
| new HashSet<>(Arrays.asList("root.ln,3,", "root.ln1,0,", "root.ln2,0,"))}; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| Set<String> standard = standards[n]; |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| builder.append(resultSet.getString(1)).append(","); |
| builder.append(resultSet.getInt(2)).append(","); |
| Assert.assertTrue(standard.contains(builder.toString())); |
| } |
| } |
| } |
| } catch (SQLException e) { |
| logger.error("showCountTimeSeriesGroupBy() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| @Test |
| public void showCountNodes() throws SQLException, ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| try (Connection connection = DriverManager |
| .getConnection(Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| String[] sqls = new String[]{"COUNT NODES root level=1"}; |
| String[] standards = new String[]{"3,\n"}; |
| for (int n = 0; n < sqls.length; n++) { |
| String sql = sqls[n]; |
| String standard = standards[n]; |
| StringBuilder builder = new StringBuilder(); |
| try { |
| boolean hasResultSet = statement.execute(sql); |
| if (hasResultSet) { |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| while (resultSet.next()) { |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| builder.append("\n"); |
| } |
| } |
| } |
| Assert.assertEquals(standard, builder.toString()); |
| } catch (SQLException e) { |
| logger.error("showCountNodes() failed", e); |
| fail(e.getMessage()); |
| } |
| } |
| } |
| } |
| |
| /** |
| * show metadata in json |
| */ |
| private void showTimeseriesInJson() { |
| String metadataInJson = databaseMetaData.toString(); |
| String standard = |
| "=== Timeseries Tree ===\n" |
| + "\n" |
| + "{\n" |
| + "\t\"root\":{\n" |
| + "\t\t\"ln2\":{\n" |
| + "\t\t\t\"wf01\":{\n" |
| + "\t\t\t\t\"wt01\":{}\n" |
| + "\t\t\t}\n" |
| + "\t\t},\n" |
| + "\t\t\"ln\":{\n" |
| + "\t\t\t\"wf01\":{\n" |
| + "\t\t\t\t\"wt01\":{\n" |
| + "\t\t\t\t\t\"temperature\":{\n" |
| + "\t\t\t\t\t\t\"args\":\"{max_point_number=3}\",\n" |
| + "\t\t\t\t\t\t\"StorageGroup\":\"root.ln.wf01.wt01\",\n" |
| + "\t\t\t\t\t\t\"DataType\":\"FLOAT\",\n" |
| + "\t\t\t\t\t\t\"Compressor\":\"SNAPPY\",\n" |
| + "\t\t\t\t\t\t\"Encoding\":\"RLE\"\n" |
| + "\t\t\t\t\t},\n" |
| + "\t\t\t\t\t\"status\":{\n" |
| + "\t\t\t\t\t\t\"s1\":{\n" |
| + "\t\t\t\t\t\t\t\"StorageGroup\":\"root.ln.wf01.wt01\",\n" |
| + "\t\t\t\t\t\t\t\"DataType\":\"BOOLEAN\",\n" |
| + "\t\t\t\t\t\t\t\"Compressor\":\"SNAPPY\",\n" |
| + "\t\t\t\t\t\t\t\"Encoding\":\"PLAIN\"\n" |
| + "\t\t\t\t\t\t}\n" |
| + "\t\t\t\t\t}\n" |
| + "\t\t\t\t}\n" |
| + "\t\t\t}\n" |
| + "\t\t},\n" |
| + "\t\t\"ln1\":{\n" |
| + "\t\t\t\"wf01\":{\n" |
| + "\t\t\t\t\"wt01\":{}\n" |
| + "\t\t\t}\n" |
| + "\t\t}\n" |
| + "\t}\n" |
| + "}"; |
| |
| //TODO Remove the constant json String. |
| // Do not depends on the sequence of property in json string if you do not |
| // explictly mark the sequence, when we use jackson, the json result may change again |
| String rawJsonString = metadataInJson.substring(TIME_SERIES_TREE_HEADER.length()); |
| Gson gson = new Gson(); |
| JsonObject actual = gson.fromJson(rawJsonString, JsonObject.class); |
| JsonObject expected = gson |
| .fromJson(standard.substring(TIME_SERIES_TREE_HEADER.length()), JsonObject.class); |
| |
| Assert.assertEquals(expected, actual); |
| } |
| } |