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ASF GitHub Bot commented on FLINK-2998: --------------------------------------- Github user fhueske commented on a diff in the pull request: https://github.com/apache/flink/pull/1838#discussion_r59231845 --- Diff: flink-optimizer/src/test/java/org/apache/flink/optimizer/operators/JoinWithDistribution.java --- @@ -0,0 +1,97 @@ +/* + * 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.flink.optimizer.operators; + +import org.apache.flink.api.common.Plan; +import org.apache.flink.api.common.functions.JoinFunction; +import org.apache.flink.api.java.DataSet; +import org.apache.flink.api.java.ExecutionEnvironment; +import org.apache.flink.api.java.io.DiscardingOutputFormat; +import org.apache.flink.api.java.tuple.Tuple3; +import org.apache.flink.api.java.utils.DataSetUtils; +import org.apache.flink.optimizer.plan.*; +import org.apache.flink.optimizer.util.CompilerTestBase; +import org.apache.flink.runtime.operators.shipping.ShipStrategyType; +import org.junit.Test; + +import static org.junit.Assert.assertEquals; + +public class JoinWithDistribution extends CompilerTestBase { --- End diff -- Rename to `JoinWithDistributionTest` > Support range partition comparison for multi input nodes. > --------------------------------------------------------- > > Key: FLINK-2998 > URL: https://issues.apache.org/jira/browse/FLINK-2998 > Project: Flink > Issue Type: New Feature > Components: Optimizer > Reporter: Chengxiang Li > Priority: Minor > > The optimizer may have potential opportunity to optimize the DAG while it > found two input range partition are equivalent, we does not support the > comparison yet. -- This message was sent by Atlassian JIRA (v6.3.4#6332)