| /* |
| * 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 org.apache.iotdb.db.utils.EnvironmentUtils; |
| import org.apache.iotdb.jdbc.Config; |
| |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.ResultSet; |
| import java.sql.ResultSetMetaData; |
| import java.sql.Statement; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| public class IoTDBAsIT { |
| |
| private static String[] sqls = |
| new String[] { |
| "SET STORAGE GROUP TO root.sg", |
| "CREATE TIMESERIES root.sg.d1.s1 WITH DATATYPE=FLOAT, ENCODING=RLE", |
| "CREATE TIMESERIES root.sg.d1.s2 WITH DATATYPE=FLOAT, ENCODING=RLE", |
| "CREATE TIMESERIES root.sg.d2.s1 WITH DATATYPE=FLOAT, ENCODING=RLE", |
| "CREATE TIMESERIES root.sg.d2.s2 WITH DATATYPE=FLOAT, ENCODING=RLE", |
| "CREATE TIMESERIES root.sg.d2.s3 WITH DATATYPE=FLOAT, ENCODING=RLE", |
| "INSERT INTO root.sg.d1(timestamp,s1,s2) values(100, 10.1, 20.7)", |
| "INSERT INTO root.sg.d1(timestamp,s1,s2) values(200, 15.2, 22.9)", |
| "INSERT INTO root.sg.d1(timestamp,s1,s2) values(300, 30.3, 25.1)", |
| "INSERT INTO root.sg.d1(timestamp,s1,s2) values(400, 50.4, 28.3)", |
| "INSERT INTO root.sg.d2(timestamp,s1,s2,s3) values(100, 11.1, 20.2, 80.0)", |
| "INSERT INTO root.sg.d2(timestamp,s1,s2,s3) values(200, 20.2, 21.8, 81.0)", |
| "INSERT INTO root.sg.d2(timestamp,s1,s2,s3) values(300, 45.3, 23.4, 82.0)", |
| "INSERT INTO root.sg.d2(timestamp,s1,s2,s3) values(400, 73.4, 26.3, 83.0)" |
| }; |
| |
| @BeforeClass |
| public static void setUp() throws Exception { |
| EnvironmentUtils.closeStatMonitor(); |
| EnvironmentUtils.envSetUp(); |
| |
| insertData(); |
| } |
| |
| @AfterClass |
| public static void tearDown() throws Exception { |
| EnvironmentUtils.cleanEnv(); |
| } |
| |
| private static void insertData() throws 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()) { |
| |
| for (String sql : sqls) { |
| statement.execute(sql); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| @Test |
| public void selectWithAsTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] {"100,10.1,20.7,", "200,15.2,22.9,", "300,30.3,25.1,", "400,50.4,28.3,"}; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute("select s1 as speed, s2 as temperature from root.sg.d1"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,speed,temperature,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| /** Test some time series use alias while others stay unchanged. */ |
| @Test |
| public void selectWithAsMixedTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] {"100,10.1,20.7,", "200,15.2,22.9,", "300,30.3,25.1,", "400,50.4,28.3,"}; |
| |
| 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()) { |
| boolean hasResultSet = statement.execute("select s1 as speed, s2 from root.sg.d1"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,speed,root.sg.d1.s2,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| /** |
| * When one alias is used but wildcard is corresponding to multi time series, it should throw one |
| * exception. |
| */ |
| @Test |
| public void selectWithAsFailTest() throws 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()) { |
| // root.sg.*.s1 matches root.sg.d1.s1 and root.sg.d2.s1 both |
| statement.execute("select s1 as speed from root.sg.*"); |
| fail(); |
| } catch (Exception e) { |
| Assert.assertTrue( |
| e.getMessage().contains("alias 'speed' can only be matched with one time series")); |
| } |
| } |
| |
| /** When wild is exactly corresponding to one time series, the result will be correct. */ |
| @Test |
| public void selectWithAsSingleTest() throws ClassNotFoundException { |
| String[] retArray = new String[] {"100,80.0,", "200,81.0,", "300,82.0,", "400,83.0,"}; |
| |
| 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()) { |
| // root.sg.*.s3 matches root.sg.d2.s3 exactly |
| boolean hasResultSet = statement.execute("select s3 as power from root.sg.*"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,power,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void aggregationWithAsTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "4,28.3,", |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute("select count(s1) as s1_num, max_value(s2) as s2_max from root.sg.d1"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("s1_num,s2_max,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void aggregationWithAsFailTest() throws 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()) { |
| // root.sg.*.s1 matches root.sg.d1.s1 and root.sg.d2.s1 both |
| statement.execute("select count(s1) as s1_num from root.sg.*"); |
| fail(); |
| } catch (Exception e) { |
| Assert.assertTrue( |
| e.getMessage().contains("alias 's1_num' can only be matched with one time series")); |
| } |
| } |
| |
| @Test |
| public void groupByWithAsTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "100,1,", "180,1,", "260,1,", "340,1,", "420,0,", |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute( |
| "select count(s1) as s1_num from root.sg.d1 group by ([100,500), 80ms)"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,s1_num,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void alignByDeviceWithAsTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "100,root.sg.d1,10.1,20.7,", |
| "200,root.sg.d1,15.2,22.9,", |
| "300,root.sg.d1,30.3,25.1,", |
| "400,root.sg.d1,50.4,28.3," |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute( |
| "select s1 as speed, s2 as temperature from root.sg.d1 align by device"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,Device,speed,temperature,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void alignByDeviceWithAsMixedTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "100,root.sg.d1,10.1,20.7,", |
| "200,root.sg.d1,15.2,22.9,", |
| "300,root.sg.d1,30.3,25.1,", |
| "400,root.sg.d1,50.4,28.3,", |
| "100,root.sg.d2,11.1,20.2,", |
| "200,root.sg.d2,20.2,21.8,", |
| "300,root.sg.d2,45.3,23.4,", |
| "400,root.sg.d2,73.4,26.3," |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute("select s1 as speed, s2 from root.sg.* align by device"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,Device,speed,s2,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void alignByDeviceWithAsFailTest() throws 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()) { |
| // root.sg.*.s1 matches root.sg.d1.s1 and root.sg.d2.s1 both |
| statement.execute("select * as speed from root.sg.d1 align by device"); |
| fail(); |
| } catch (Exception e) { |
| Assert.assertTrue( |
| e.getMessage().contains("alias 'speed' can only be matched with one time series")); |
| } |
| } |
| |
| @Test |
| public void alignByDeviceWithAsDuplicatedTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "100,root.sg.d1,10.1,10.1,", |
| "200,root.sg.d1,15.2,15.2,", |
| "300,root.sg.d1,30.3,30.3,", |
| "400,root.sg.d1,50.4,50.4," |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute("select s1 as speed, s1 from root.sg.d1 align by device"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,Device,speed,speed,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void alignByDeviceWithAsAggregationTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "root.sg.d2,4,4,4,", |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute( |
| "select count(s1) as s1_num, count(s2), count(s3) as s3_num from root.sg.d2 align by device"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Device,s1_num,count(s2),s3_num,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void lastWithAsTest() throws ClassNotFoundException { |
| String[] retArray = new String[] {"400,speed,50.4,FLOAT,", "400,root.sg.d1.s2,28.3,FLOAT,"}; |
| |
| 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()) { |
| boolean hasResultSet = statement.execute("select last s1 as speed, s2 from root.sg.d1"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,timeseries,value,dataType,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void lastWithAsDuplicatedTest() throws ClassNotFoundException { |
| String[] retArray = |
| new String[] { |
| "400,speed,50.4,FLOAT,", "400,root.sg.d1.s1,50.4,FLOAT,", "400,temperature,28.3,FLOAT," |
| }; |
| |
| 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()) { |
| boolean hasResultSet = |
| statement.execute("select last s1 as speed, s1, s2 as temperature from root.sg.d1"); |
| Assert.assertTrue(hasResultSet); |
| |
| try (ResultSet resultSet = statement.getResultSet()) { |
| ResultSetMetaData resultSetMetaData = resultSet.getMetaData(); |
| StringBuilder header = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| header.append(resultSetMetaData.getColumnName(i)).append(","); |
| } |
| assertEquals("Time,timeseries,value,dataType,", header.toString()); |
| |
| int cnt = 0; |
| while (resultSet.next()) { |
| StringBuilder builder = new StringBuilder(); |
| for (int i = 1; i <= resultSetMetaData.getColumnCount(); i++) { |
| builder.append(resultSet.getString(i)).append(","); |
| } |
| assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| assertEquals(retArray.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void lastWithAsFailTest() throws 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()) { |
| // root.sg.*.s1 matches root.sg.d1.s1 and root.sg.d2.s1 both |
| statement.execute("select last s1 as speed from root.sg.*"); |
| fail(); |
| } catch (Exception e) { |
| Assert.assertTrue( |
| e.getMessage().contains("alias 'speed' can only be matched with one time series")); |
| } |
| } |
| } |