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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-3482) Implement Union Support
Date Fri, 26 Feb 2016 10:29:18 GMT

    [ https://issues.apache.org/jira/browse/FLINK-3482?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15168788#comment-15168788
] 

ASF GitHub Bot commented on FLINK-3482:
---------------------------------------

Github user fhueske commented on a diff in the pull request:

    https://github.com/apache/flink/pull/1715#discussion_r54226979
  
    --- Diff: flink-libraries/flink-table/src/main/scala/org/apache/flink/api/table/plan/rules/logical/FlinkJoinUnionTransposeRule.scala
---
    @@ -0,0 +1,103 @@
    +/* 
    + * 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.api.table.plan.rules.logical
    +
    +import org.apache.calcite.plan.RelOptRule.{any, operand, convert => convertTrait}
    +import org.apache.calcite.plan.RelOptRule
    +import org.apache.calcite.plan.RelOptRuleOperand
    +import org.apache.calcite.plan.RelOptRuleCall
    +import org.apache.calcite.rel.RelNode
    +import java.util.ArrayList
    +import scala.collection.JavaConversions._
    +import org.apache.calcite.rel.logical.LogicalJoin
    +import org.apache.calcite.rel.logical.LogicalUnion
    +import org.apache.calcite.rel.core.Join
    +import org.apache.calcite.rel.core.Union
    +
    +class FlinkJoinUnionTransposeRule(
    --- End diff --
    
    Can you add a notice that this file was copied from Apache Calcite and briefly describe
what you changed and why?


> Implement Union Support
> -----------------------
>
>                 Key: FLINK-3482
>                 URL: https://issues.apache.org/jira/browse/FLINK-3482
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Table API
>            Reporter: Vasia Kalavri
>            Assignee: Vasia Kalavri
>




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