alex-plekhanov commented on code in PR #12180: URL: https://github.com/apache/ignite/pull/12180#discussion_r2200453567
########## modules/calcite/src/test/java/org/apache/ignite/internal/processors/query/calcite/planner/PlanSplitterTest.java: ########## @@ -0,0 +1,280 @@ +/* + * 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.query.calcite.planner; + +import java.util.Arrays; +import java.util.function.Predicate; +import org.apache.calcite.rel.core.Exchange; +import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion; +import org.apache.ignite.internal.processors.query.calcite.metadata.ColocationGroup; +import org.apache.ignite.internal.processors.query.calcite.prepare.ExecutionPlan; +import org.apache.ignite.internal.processors.query.calcite.prepare.MultiStepPlan; +import org.apache.ignite.internal.processors.query.calcite.prepare.MultiStepQueryPlan; +import org.apache.ignite.internal.processors.query.calcite.prepare.QueryTemplate; +import org.apache.ignite.internal.processors.query.calcite.prepare.Splitter; +import org.apache.ignite.internal.processors.query.calcite.rel.IgniteRel; +import org.apache.ignite.internal.processors.query.calcite.rel.IgniteTrimExchange; +import org.apache.ignite.internal.processors.query.calcite.schema.IgniteSchema; +import org.apache.ignite.internal.processors.query.calcite.trait.IgniteDistribution; +import org.apache.ignite.internal.processors.query.calcite.trait.IgniteDistributions; +import org.apache.ignite.internal.processors.query.calcite.util.Commons; +import org.apache.ignite.internal.util.typedef.F; +import org.junit.Test; + +import static org.apache.calcite.sql.type.SqlTypeName.INTEGER; +import static org.apache.calcite.sql.type.SqlTypeName.VARCHAR; + +/** */ +public class PlanSplitterTest extends AbstractPlannerTest { + /** */ + private IgniteSchema createSchema( + IgniteDistribution distribution1, + ColocationGroup colocationGrp1, + IgniteDistribution distribution2, + ColocationGroup colocationGrp2 + ) { + return createSchema( + createTable("DEVELOPER", distribution1, "ID", INTEGER, "NAME", VARCHAR, "PROJECTID", INTEGER) + .setColocationGroup(colocationGrp1), + createTable("PROJECT", distribution2, "ID", INTEGER, "NAME", VARCHAR, "VER", INTEGER) + .setColocationGroup(colocationGrp2) + ); + } + + /** */ + @Test + public void testSplitterColocatedPartitionedPartitioned() throws Exception { + IgniteSchema schema = createSchema( + IgniteDistributions.affinity(0, "Developer", "hash"), + ColocationGroup.forAssignments(Arrays.asList( + select(nodes, 0, 1), + select(nodes, 1, 2), + select(nodes, 2, 0), + select(nodes, 0, 1), + select(nodes, 1, 2) + )), + IgniteDistributions.affinity(0, "Project", "hash"), + ColocationGroup.forAssignments(Arrays.asList( + select(nodes, 0, 1), + select(nodes, 1, 2), + select(nodes, 2, 0), + select(nodes, 0, 1), + select(nodes, 1, 2) + )) + ); + + String sql = "SELECT d.id, d.name, d.projectId, p.id0, p.ver0 " + + "FROM PUBLIC.Developer d JOIN (" + + "SELECT pp.id as id0, pp.ver as ver0 FROM PUBLIC.Project pp" + + ") p " + + "ON d.id = p.id0"; + + // Data is partitioned and colocated, can be joined on remote nodes, one exchange is required to transfer to + // initiator node. + assertPlan(sql, schema, hasFragmentsCount(2).and(nodeOrAnyChild(isInstanceOf(Exchange.class)))); + } + + /** */ + @Test + public void testSplitterColocatedReplicatedReplicated() throws Exception { + IgniteSchema schema = createSchema( + IgniteDistributions.broadcast(), + ColocationGroup.forNodes(select(nodes, 0, 1, 2, 3)), + IgniteDistributions.broadcast(), + ColocationGroup.forNodes(select(nodes, 0, 1, 2, 3)) + ); + + String sql = "SELECT d.id, (d.id + 1) as id2, d.name, d.projectId, p.id0, p.ver0 " + + "FROM PUBLIC.Developer d JOIN (" + + "SELECT pp.id as id0, pp.ver as ver0 FROM PUBLIC.Project pp" + + ") p " + + "ON d.id = p.id0 " + + "WHERE (d.projectId + 1) = ?"; + + // Data is fully replicated, no exchanges requred, can be executed direcly on initiatpr node. + assertPlan(sql, schema, hasFragmentsCount(1).and(nodeOrAnyChild(isInstanceOf(Exchange.class)).negate())); + } + + /** */ + @Test + public void testSplitterPartiallyColocatedReplicatedAndPartitioned() throws Exception { + IgniteSchema schema = createSchema( + IgniteDistributions.broadcast(), + ColocationGroup.forNodes(select(nodes, 0)), + IgniteDistributions.affinity(0, "Project", "hash"), + ColocationGroup.forAssignments(Arrays.asList( + select(nodes, 1, 2), + select(nodes, 2, 3), + select(nodes, 3, 0), + select(nodes, 0, 1) + )) + ); + + String sql = "SELECT d.id, d.name, d.projectId, p.id0, p.ver0 " + + "FROM PUBLIC.Developer d JOIN (" + + "SELECT pp.id as id0, pp.ver as ver0 FROM PUBLIC.Project pp" + + ") p " + + "ON d.id = p.id0 " + + "WHERE (d.projectId + 1) = ?"; + + // First table is replicated and planned with TrimExchange to colocate data, but set of nodes for partitioned + // table is differ, so exchange is required for colocation. Another exchange is required to send data to + // initiator node. + assertPlan(sql, schema, hasFragmentsCount(3).and(hasChildThat(isInstanceOf(IgniteTrimExchange.class)))); + } + + /** */ + @Test + public void testSplitterPartiallyColocated1() throws Exception { + IgniteSchema schema = createSchema( + IgniteDistributions.broadcast(), + ColocationGroup.forNodes(select(nodes, 1, 2, 3)), + IgniteDistributions.affinity(0, "Project", "hash"), + ColocationGroup.forAssignments(Arrays.asList( + select(nodes, 0), + select(nodes, 1), + select(nodes, 2) + )) + ); + + String sql = "SELECT d.id, d.name, d.projectId, p.id0, p.ver0 " + + "FROM PUBLIC.Developer d JOIN (" + + "SELECT pp.id as id0, pp.ver as ver0 FROM PUBLIC.Project pp" + + ") p " + + "ON d.projectId = p.id0 " + + "WHERE (d.projectId + 1) = ?"; + + // First table is replicated and planned with TrimExchange to colocate data, but set of nodes for partitioned + // table is differ, so exchange is required for colocation. Another exchange is required to send data to + // initiator node. + assertPlan(sql, schema, hasFragmentsCount(3).and(hasChildThat(isInstanceOf(IgniteTrimExchange.class)))); Review Comment: See previous comment. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@ignite.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
