| /* |
| * 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.conf.IoTDBDescriptor; |
| import org.apache.iotdb.db.engine.compaction.CompactionStrategy; |
| 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 java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.ResultSet; |
| import java.sql.ResultSetMetaData; |
| import java.sql.Statement; |
| |
| import static org.apache.iotdb.db.constant.TestConstant.TIMESTAMP_STR; |
| import static org.apache.iotdb.db.constant.TestConstant.count; |
| import static org.junit.Assert.fail; |
| |
| public class IoTDBDeleteTimeseriesIT { |
| |
| private long memtableSizeThreshold; |
| private CompactionStrategy tsFileManagementStrategy; |
| |
| @Before |
| public void setUp() throws ClassNotFoundException { |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| EnvironmentUtils.closeStatMonitor(); |
| EnvironmentUtils.envSetUp(); |
| memtableSizeThreshold = IoTDBDescriptor.getInstance().getConfig().getMemtableSizeThreshold(); |
| IoTDBDescriptor.getInstance().getConfig().setMemtableSizeThreshold(16); |
| tsFileManagementStrategy = IoTDBDescriptor.getInstance().getConfig().getCompactionStrategy(); |
| IoTDBDescriptor.getInstance() |
| .getConfig() |
| .setCompactionStrategy(CompactionStrategy.NO_COMPACTION); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| IoTDBDescriptor.getInstance().getConfig().setMemtableSizeThreshold(memtableSizeThreshold); |
| IoTDBDescriptor.getInstance().getConfig().setCompactionStrategy(tsFileManagementStrategy); |
| EnvironmentUtils.cleanEnv(); |
| } |
| |
| @Test |
| public void deleteTimeseriesAndCreateDifferentTypeTest() throws Exception { |
| String[] retArray = new String[] {"1,1,", "2,1.1,"}; |
| int cnt = 0; |
| |
| try (Connection connection = |
| DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create timeseries root.turbine1.d1.s1 with datatype=INT64, encoding=PLAIN, compression=SNAPPY"); |
| statement.execute( |
| "create timeseries root.turbine1.d1.s2 with datatype=INT64, encoding=PLAIN, compression=SNAPPY"); |
| statement.execute("INSERT INTO root.turbine1.d1(timestamp,s1,s2) VALUES(1,1,2)"); |
| boolean hasResult = statement.execute("SELECT s1 FROM root.turbine1.d1"); |
| Assert.assertTrue(hasResult); |
| 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.assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| } |
| statement.execute("DELETE timeseries root.turbine1.d1.s1"); |
| statement.execute( |
| "create timeseries root.turbine1.d1.s1 with datatype=DOUBLE, encoding=PLAIN, compression=SNAPPY"); |
| statement.execute("INSERT INTO root.turbine1.d1(timestamp,s1) VALUES(2,1.1)"); |
| statement.execute("FLUSH"); |
| |
| hasResult = statement.execute("SELECT s1 FROM root.turbine1.d1"); |
| Assert.assertTrue(hasResult); |
| 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.assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| } |
| } |
| |
| EnvironmentUtils.restartDaemon(); |
| |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| boolean hasResult = statement.execute("SELECT * FROM root"); |
| Assert.assertTrue(hasResult); |
| } |
| } |
| |
| @Test |
| public void deleteTimeseriesAndCreateSameTypeTest() throws Exception { |
| String[] retArray = new String[] {"1,1,", "2,5,"}; |
| int cnt = 0; |
| |
| try (Connection connection = |
| DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create timeseries root.turbine1.d1.s1 with datatype=INT64, encoding=PLAIN, compression=SNAPPY"); |
| statement.execute( |
| "create timeseries root.turbine1.d1.s2 with datatype=INT64, encoding=PLAIN, compression=SNAPPY"); |
| statement.execute("INSERT INTO root.turbine1.d1(timestamp,s1,s2) VALUES(1,1,2)"); |
| boolean hasResult = statement.execute("SELECT s1 FROM root.turbine1.d1"); |
| Assert.assertTrue(hasResult); |
| 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.assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| } |
| statement.execute("DELETE timeseries root.turbine1.d1.s1"); |
| statement.execute( |
| "create timeseries root.turbine1.d1.s1 with datatype=INT64, encoding=PLAIN, compression=SNAPPY"); |
| statement.execute("INSERT INTO root.turbine1.d1(timestamp,s1) VALUES(2,5)"); |
| statement.execute("FLUSH"); |
| |
| hasResult = statement.execute("SELECT s1 FROM root.turbine1.d1"); |
| Assert.assertTrue(hasResult); |
| 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.assertEquals(retArray[cnt], builder.toString()); |
| cnt++; |
| } |
| } |
| } |
| |
| EnvironmentUtils.restartDaemon(); |
| |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| boolean hasResult = statement.execute("SELECT * FROM root"); |
| Assert.assertTrue(hasResult); |
| } |
| } |
| |
| @Test |
| public void deleteTimeSeriesMultiIntervalTest() { |
| String[] retArray1 = new String[] {"0,0"}; |
| |
| int preAvgSeriesPointNumberThreshold = |
| IoTDBDescriptor.getInstance().getConfig().getAvgSeriesPointNumberThreshold(); |
| try (Connection connection = |
| DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| |
| IoTDBDescriptor.getInstance().getConfig().setAvgSeriesPointNumberThreshold(2); |
| String insertSql = "insert into root.sg.d1(time, s1) values(%d, %d)"; |
| for (int i = 1; i <= 4; i++) { |
| statement.execute(String.format(insertSql, i, i)); |
| } |
| statement.execute("flush"); |
| |
| statement.execute("delete from root.sg.d1.s1 where time >= 1 and time <= 2"); |
| statement.execute("delete from root.sg.d1.s1 where time >= 3 and time <= 4"); |
| |
| boolean hasResultSet = |
| statement.execute("select count(s1) from root.sg.d1 where time >= 3 and time <= 4"); |
| |
| Assert.assertTrue(hasResultSet); |
| int cnt = 0; |
| try (ResultSet resultSet = statement.getResultSet()) { |
| while (resultSet.next()) { |
| String ans = |
| resultSet.getString(TIMESTAMP_STR) |
| + "," |
| + resultSet.getString(count("root.sg.d1.s1")); |
| Assert.assertEquals(retArray1[cnt], ans); |
| cnt++; |
| } |
| Assert.assertEquals(retArray1.length, cnt); |
| } |
| } catch (Exception e) { |
| e.printStackTrace(); |
| fail(e.getMessage()); |
| } finally { |
| IoTDBDescriptor.getInstance() |
| .getConfig() |
| .setAvgSeriesPointNumberThreshold(preAvgSeriesPointNumberThreshold); |
| } |
| } |
| } |