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From "Vladimir Ozerov (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (IGNITE-6343) Index is not used properly if changing sort order.
Date Mon, 11 Sep 2017 15:57:01 GMT

     [ https://issues.apache.org/jira/browse/IGNITE-6343?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Vladimir Ozerov updated IGNITE-6343:
------------------------------------
    Fix Version/s:     (was: 2.3)

> Index is not used properly if changing sort order.
> --------------------------------------------------
>
>                 Key: IGNITE-6343
>                 URL: https://issues.apache.org/jira/browse/IGNITE-6343
>             Project: Ignite
>          Issue Type: Improvement
>    Affects Versions: 2.0
>            Reporter: Alexei Scherbakov
>              Labels: sql
>
> Unit test reproducer:
> {noformat}
> /*
>  * 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.ignite.internal.processors.cache;
> import java.util.Calendar;
> import java.util.Collections;
> import java.util.Date;
> import java.util.LinkedHashMap;
> import java.util.List;
> import org.apache.ignite.IgniteCache;
> import org.apache.ignite.cache.CacheMode;
> import org.apache.ignite.cache.QueryEntity;
> import org.apache.ignite.cache.QueryIndex;
> import org.apache.ignite.cache.QueryIndexType;
> import org.apache.ignite.cache.query.SqlFieldsQuery;
> import org.apache.ignite.configuration.CacheConfiguration;
> import org.apache.ignite.configuration.IgniteConfiguration;
> import org.apache.ignite.configuration.MemoryConfiguration;
> import org.apache.ignite.configuration.MemoryPolicyConfiguration;
> import org.apache.ignite.internal.util.typedef.internal.U;
> import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi;
> import org.apache.ignite.spi.discovery.tcp.ipfinder.TcpDiscoveryIpFinder;
> import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder;
> import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
> import static org.apache.ignite.cache.CacheMode.PARTITIONED;
> import static org.apache.ignite.cache.CacheWriteSynchronizationMode.FULL_SYNC;
> import static java.util.Calendar.*;
> /**
>  * Tests for cache query results serialization.
>  */
> public class GridCacheQueryIndexUsageSelfTest extends GridCommonAbstractTest {
>     /** */
>     private static final int GRID_CNT = 1;
>     /** */
>     private static final String CACHE_NAME = "A";
>     /** */
>     private static final CacheMode CACHE_MODE = PARTITIONED;
>     /** */
>     private static TcpDiscoveryIpFinder ipFinder = new TcpDiscoveryVmIpFinder(true);
>     /** {@inheritDoc} */
>     @Override protected void beforeTest() throws Exception {
>         startGridsMultiThreaded(GRID_CNT);
>     }
>     /** {@inheritDoc} */
>     @Override protected void afterTest() throws Exception {
>         stopAllGrids();
>     }
>     /** {@inheritDoc} */
>     @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName)
throws Exception {
>         IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);
>         MemoryPolicyConfiguration mpcfg = new MemoryPolicyConfiguration();
>         //mpcfg.setMaxSize(2 * 1024 * 1024 * 1024L);
>         mpcfg.setName("def");
>         MemoryConfiguration mcfg = new MemoryConfiguration();
>         mcfg.setDefaultMemoryPolicyName("def");
>         mcfg.setMemoryPolicies(mpcfg);
>         cfg.setMemoryConfiguration(mcfg);
>         TcpDiscoverySpi disco = new TcpDiscoverySpi();
>         disco.setIpFinder(ipFinder);
>         cfg.setDiscoverySpi(disco);
>         CacheConfiguration cacheCfg = defaultCacheConfiguration();
>         cacheCfg.setName(CACHE_NAME);
>         cacheCfg.setCacheMode(CACHE_MODE);
>         cacheCfg.setWriteSynchronizationMode(FULL_SYNC);
>         QueryEntity qe = new QueryEntity();
>         qe.setKeyType(Long.class.getName());
>         qe.setValueType(IndexedValue.class.getName());
>         LinkedHashMap<String, String> fields = U.newLinkedHashMap(3);
>         fields.put("id", Long.class.getName());
>         fields.put("startDate", Date.class.getName());
>         qe.setFields(fields);
>         QueryIndex idx = new QueryIndex();
>         idx.setIndexType(QueryIndexType.SORTED);
>         LinkedHashMap<String, Boolean> idxFields = U.newLinkedHashMap(3);
>         idxFields.put("startDate", Boolean.TRUE);
>         idx.setFields(idxFields);
>         qe.setIndexes(Collections.singleton(idx));
>         cacheCfg.setQueryEntities(Collections.singleton(qe));
>         cfg.setCacheConfiguration(cacheCfg);
>         return cfg;
>     }
>     /** */
>     public void testIndexUsageAscSort() {
>         testIndexUsage0(true);
>     }
>     /** */
>     public void testIndexUsageDescSort() {
>         testIndexUsage0(false);
>     }
>     /** */
>     private void testIndexUsage0(boolean asc) {
>         Calendar start = Calendar.getInstance();
>         start.set(2017, APRIL, 1, 0, 0, 0);
>         IgniteCache<Object, Object> cache = ignite(0).cache(CACHE_NAME);
>         int step = 50;
>         for (long i = 0; i < step; i++) {
>             Date date = start.getTime();
>             for (long j = 0; j < step; j++)
>                 cache.put(i * step + j, new IndexedValue(i * step + j, date));
>             start.add(Calendar.DAY_OF_MONTH, 1);
>         }
>         start.set(2017, APRIL, 10, 0, 0, 0);
>         Date from = start.getTime();
>         start.add(DAY_OF_MONTH, step * step / 2);
>         int limit = 500;
>         Date to = start.getTime();
>         SqlFieldsQuery q = new SqlFieldsQuery("explain analyze select _KEY, _VAL, startdate
" +
>             "from IndexedValue where startDate >= ? and startDate < ? " +
>             "order by startdate " + (asc ? "asc" : "desc") + " limit " + limit);
>         q.setLocal(true);
>         q.setArgs(from, to);
>         List<List<?>> all = cache.query(q).getAll();
>         String plan = all.toString();
>         final String str = "scanCount: ";
>         int off = plan.indexOf(str);
>         assertTrue(off != -1);
>         off += "scanCount:".length() + 1;
>         int st = off;
>         while(Character.isDigit(plan.charAt(off++)));
>         int scanCnt = Integer.parseInt(plan.substring(st, off - 1));
>         assertEquals(limit, scanCnt);
>     }
>     /** */
>     public static class IndexedValue {
>         /** */
>         private Long id;
>         /** */
>         private Date startDate;
>         /**
>          * @param id Id.
>          * @param startDate Start date.
>          */
>         public IndexedValue(Long id, Date startDate) {
>             this.id = id;
>             this.startDate = startDate;
>         }
>         /** */
>         public Long getId() {
>             return id;
>         }
>         /** */
>         public void setId(Long id) {
>             this.id = id;
>         }
>         /** */
>         public Date getStartDate() {
>             return startDate;
>         }
>         /** */
>         public void setStartDate(Date startDate) {
>             this.startDate = startDate;
>         }
>     }
> }
> {noformat}



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