| /* |
| * 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.drill.exec.store.elasticsearch; |
| |
| import org.apache.drill.common.logical.StoragePluginConfig.AuthMode; |
| import org.apache.drill.shaded.guava.com.google.common.collect.ImmutableMap; |
| import org.apache.drill.test.ClusterFixture; |
| import org.apache.drill.test.ClusterTest; |
| import org.json.simple.JSONObject; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import co.elastic.clients.elasticsearch.ElasticsearchClient; |
| import co.elastic.clients.elasticsearch.core.IndexRequest; |
| import co.elastic.clients.elasticsearch.indices.CreateIndexRequest; |
| import co.elastic.clients.elasticsearch.indices.DeleteIndexRequest; |
| import co.elastic.clients.elasticsearch.indices.RefreshRequest; |
| import co.elastic.clients.json.JsonData; |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.io.StringReader; |
| import java.util.Collections; |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| public class ElasticSearchPlanTest extends ClusterTest { |
| |
| private static ElasticsearchClient elasticsearchClient; |
| private static final List<String> indexNames = new LinkedList<>(); |
| |
| @BeforeClass |
| public static void init() throws Exception { |
| TestElasticsearchSuite.initElasticsearch(); |
| startCluster(ClusterFixture.builder(dirTestWatcher)); |
| |
| ElasticsearchStorageConfig config = new ElasticsearchStorageConfig( |
| Collections.singletonList(TestElasticsearchSuite.getAddress()), |
| TestElasticsearchSuite.ELASTICSEARCH_USERNAME, |
| TestElasticsearchSuite.ELASTICSEARCH_PASSWORD, |
| null, |
| AuthMode.SHARED_USER.name(), true, |
| null |
| ); |
| config.setEnabled(true); |
| cluster.defineStoragePlugin("elastic", config); |
| |
| elasticsearchClient = TestElasticsearchSuite.getESClient(); |
| prepareData(); |
| } |
| |
| @AfterClass |
| public static void cleanUp() throws IOException { |
| DeleteIndexRequest deleteIndexRequest = new DeleteIndexRequest.Builder() |
| .index(indexNames) |
| .build(); |
| |
| elasticsearchClient.indices().delete(deleteIndexRequest); |
| TestElasticsearchSuite.tearDownCluster(); |
| } |
| |
| private static void prepareData() throws IOException { |
| indexNames.add("nation"); |
| CreateIndexRequest createIndexRequest = new CreateIndexRequest.Builder() |
| .index("nation") |
| .build(); |
| elasticsearchClient.indices().create(createIndexRequest); |
| |
| final Reader input1 = new StringReader( |
| JSONObject.toJSONString(ImmutableMap.of( |
| "n_nationkey", 0, |
| "n_name", "ALGERIA", |
| "n_regionkey", 1 |
| )) |
| ); |
| IndexRequest<JsonData> request = IndexRequest.of(i -> i |
| .index("nation") |
| .withJson(input1) |
| ); |
| elasticsearchClient.index(request); |
| |
| RefreshRequest refreshRequest = new RefreshRequest.Builder() |
| .index(indexNames) |
| .build(); |
| |
| elasticsearchClient.indices().refresh(refreshRequest); |
| } |
| |
| @Test |
| public void testProjectPushDown() throws Exception { |
| queryBuilder() |
| .sql("select n_name, n_nationkey from elastic.`nation`") |
| .planMatcher() |
| .include("ElasticsearchProject.*n_name.*n_nationkey") |
| .exclude("\\*\\*") |
| .match(); |
| } |
| |
| @Test |
| public void testFilterPushDown() throws Exception { |
| queryBuilder() |
| .sql("select n_name, n_nationkey from elastic.`nation` where n_nationkey = 0") |
| .planMatcher() |
| .include("ElasticsearchFilter") |
| .match(); |
| } |
| |
| @Test |
| public void testFilterPushDownWithJoin() throws Exception { |
| String query = "select * from elastic.`nation` e\n" + |
| "join elastic.`nation` s on e.n_nationkey = s.n_nationkey where e.n_name = 'algeria'"; |
| |
| queryBuilder() |
| .sql(query) |
| .planMatcher() |
| .include("ElasticsearchFilter") |
| .match(); |
| } |
| |
| @Test |
| public void testAggregationPushDown() throws Exception { |
| queryBuilder() |
| .sql("select count(*) from elastic.`nation`") |
| .planMatcher() |
| .include("ElasticsearchAggregate.*COUNT") |
| .match(); |
| } |
| |
| @Test |
| public void testLimitWithSortPushDown() throws Exception { |
| queryBuilder() |
| .sql("select n_nationkey from elastic.`nation` order by n_name limit 3") |
| .planMatcher() |
| .include("ElasticsearchSort.*sort.*fetch") |
| .match(); |
| } |
| |
| @Test |
| public void testAggregationWithGroupByPushDown() throws Exception { |
| queryBuilder() |
| .sql("select sum(n_nationkey) from elastic.`nation` group by n_regionkey") |
| .planMatcher() |
| .include("ElasticsearchAggregate.*SUM") |
| .match(); |
| } |
| } |