| /* |
| * 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.cluster.query; |
| |
| import org.apache.iotdb.cluster.common.TestUtils; |
| import org.apache.iotdb.cluster.query.aggregate.ClusterAggregateExecutor; |
| import org.apache.iotdb.db.exception.StorageEngineException; |
| import org.apache.iotdb.db.exception.metadata.IllegalPathException; |
| import org.apache.iotdb.db.exception.query.QueryProcessException; |
| import org.apache.iotdb.db.metadata.PartialPath; |
| import org.apache.iotdb.db.qp.constant.SQLConstant; |
| import org.apache.iotdb.db.qp.physical.crud.AggregationPlan; |
| import org.apache.iotdb.db.query.context.QueryContext; |
| import org.apache.iotdb.db.query.control.QueryResourceManager; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.read.common.Field; |
| import org.apache.iotdb.tsfile.read.common.RowRecord; |
| import org.apache.iotdb.tsfile.read.expression.impl.BinaryExpression; |
| import org.apache.iotdb.tsfile.read.expression.impl.SingleSeriesExpression; |
| import org.apache.iotdb.tsfile.read.filter.TimeFilter; |
| import org.apache.iotdb.tsfile.read.filter.ValueFilter; |
| import org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet; |
| |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| public class ClusterAggregateExecutorTest extends BaseQueryTest { |
| |
| private ClusterAggregateExecutor executor; |
| |
| @Test |
| public void testNoFilter() |
| throws QueryProcessException, StorageEngineException, IOException, IllegalPathException { |
| AggregationPlan plan = new AggregationPlan(); |
| List<PartialPath> paths = |
| Arrays.asList( |
| new PartialPath(TestUtils.getTestSeries(0, 0)), |
| new PartialPath(TestUtils.getTestSeries(0, 1)), |
| new PartialPath(TestUtils.getTestSeries(0, 2)), |
| new PartialPath(TestUtils.getTestSeries(0, 3)), |
| new PartialPath(TestUtils.getTestSeries(0, 4))); |
| List<TSDataType> dataTypes = |
| Arrays.asList( |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE); |
| List<String> aggregations = |
| Arrays.asList( |
| SQLConstant.MIN_TIME, |
| SQLConstant.MAX_VALUE, |
| SQLConstant.AVG, |
| SQLConstant.COUNT, |
| SQLConstant.SUM); |
| plan.setPaths(paths); |
| plan.setDeduplicatedPaths(paths); |
| plan.setDataTypes(dataTypes); |
| plan.setDeduplicatedDataTypes(dataTypes); |
| plan.setAggregations(aggregations); |
| plan.setDeduplicatedAggregations(aggregations); |
| |
| QueryContext context = |
| new RemoteQueryContext(QueryResourceManager.getInstance().assignQueryId(true, 1024, -1)); |
| try { |
| executor = new ClusterAggregateExecutor(plan, testMetaMember); |
| QueryDataSet queryDataSet = executor.executeWithoutValueFilter(context, plan); |
| assertTrue(queryDataSet.hasNext()); |
| RowRecord record = queryDataSet.next(); |
| List<Field> fields = record.getFields(); |
| assertEquals(5, fields.size()); |
| Object[] answers = new Object[] {0.0, 19.0, 9.5, 20.0, 190.0}; |
| for (int i = 0; i < 5; i++) { |
| assertEquals((double) answers[i], Double.parseDouble(fields.get(i).toString()), 0.00001); |
| } |
| assertFalse(queryDataSet.hasNext()); |
| } finally { |
| QueryResourceManager.getInstance().endQuery(context.getQueryId()); |
| } |
| } |
| |
| @Test |
| public void testFilter() |
| throws StorageEngineException, IOException, QueryProcessException, IllegalPathException { |
| AggregationPlan plan = new AggregationPlan(); |
| List<PartialPath> paths = |
| Arrays.asList( |
| new PartialPath(TestUtils.getTestSeries(0, 0)), |
| new PartialPath(TestUtils.getTestSeries(0, 1)), |
| new PartialPath(TestUtils.getTestSeries(0, 2)), |
| new PartialPath(TestUtils.getTestSeries(0, 3)), |
| new PartialPath(TestUtils.getTestSeries(0, 4))); |
| List<TSDataType> dataTypes = |
| Arrays.asList( |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE, |
| TSDataType.DOUBLE); |
| List<String> aggregations = |
| Arrays.asList( |
| SQLConstant.MIN_TIME, |
| SQLConstant.MAX_VALUE, |
| SQLConstant.AVG, |
| SQLConstant.COUNT, |
| SQLConstant.SUM); |
| plan.setPaths(paths); |
| plan.setDeduplicatedPaths(paths); |
| plan.setDataTypes(dataTypes); |
| plan.setDeduplicatedDataTypes(dataTypes); |
| plan.setAggregations(aggregations); |
| plan.setDeduplicatedAggregations(aggregations); |
| plan.setExpression( |
| BinaryExpression.and( |
| new SingleSeriesExpression( |
| new PartialPath(TestUtils.getTestSeries(0, 0)), ValueFilter.ltEq(8.0)), |
| new SingleSeriesExpression( |
| new PartialPath(TestUtils.getTestSeries(0, 0)), TimeFilter.gtEq(3)))); |
| |
| QueryContext context = |
| new RemoteQueryContext(QueryResourceManager.getInstance().assignQueryId(true, 1024, -1)); |
| try { |
| executor = new ClusterAggregateExecutor(plan, testMetaMember); |
| QueryDataSet queryDataSet = executor.executeWithValueFilter(context, plan); |
| assertTrue(queryDataSet.hasNext()); |
| RowRecord record = queryDataSet.next(); |
| List<Field> fields = record.getFields(); |
| assertEquals(5, fields.size()); |
| Object[] answers = new Object[] {3.0, 8.0, 5.5, 6.0, 33.0}; |
| for (int i = 0; i < 5; i++) { |
| assertEquals((double) answers[i], Double.parseDouble(fields.get(i).toString()), 0.00001); |
| } |
| assertFalse(queryDataSet.hasNext()); |
| } finally { |
| QueryResourceManager.getInstance().endQuery(context.getQueryId()); |
| } |
| } |
| } |