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https://issues.apache.org/jira/browse/TAJO-1732?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14681337#comment-14681337
]
Hudson commented on TAJO-1732:
------------------------------
FAILURE: Integrated in Tajo-master-build #795 (See
[https://builds.apache.org/job/Tajo-master-build/795/])
TAJO-1732: During filter push down phase, join conditions are not set properly.
(jihoonson: rev caf8cca94699a687f28e7fcf2c8f6efb67773983)
* tajo-core/src/test/resources/queries/TestTPCH/testFirstJoinInQ7.sql
* tajo-core/src/test/java/org/apache/tajo/benchmark/TestTPCH.java
*
tajo-plan/src/main/java/org/apache/tajo/plan/rewrite/rules/FilterPushDownRule.java
* CHANGES
* tajo-plan/src/main/java/org/apache/tajo/plan/logical/JoinNode.java
* tajo-core/src/test/resources/results/TestTPCH/testFirstJoinInQ7.plan
* tajo-core/src/test/resources/results/TestTPCH/testFirstJoinInQ7.result
> During filter push down phase, join conditions are not set properly
> -------------------------------------------------------------------
>
> Key: TAJO-1732
> URL: https://issues.apache.org/jira/browse/TAJO-1732
> Project: Tajo
> Issue Type: Bug
> Components: Planner/Optimizer
> Reporter: Jihoon Son
> Assignee: Jihoon Son
> Fix For: 0.11.0
>
>
> See the title.
> You can reproduce with this query.
> {noformat}
> default> select
> n1.n_name as supp_nation, n2.n_name as cust_nation, n1.n_nationkey as
> s_nationkey, n2.n_nationkey as c_nationkey
> from
> nation n1 join nation n2
> on
> n1.n_name = 'FRANCE' and n2.n_name = 'GERMANY'
> UNION ALL
> select
> n1.n_name as supp_nation, n2.n_name as cust_nation, n1.n_nationkey as
> s_nationkey, n2.n_nationkey as c_nationkey
> from
> nation n1 join nation n2
> on
> n2.n_name = 'FRANCE' and n1.n_name = 'GERMANY'
> {noformat}
> This query causes an NPE as follow:
> {noformat}
> 2015-07-31 11:06:38,255 ERROR org.apache.tajo.worker.TaskImpl:
> java.lang.NullPointerException
> at
> org.apache.tajo.plan.util.PlannerUtil.getJoinKeyPairs(PlannerUtil.java:675)
> at
> org.apache.tajo.engine.planner.physical.CommonHashJoinExec.<init>(CommonHashJoinExec.java:64)
> at
> org.apache.tajo.engine.planner.physical.HashJoinExec.<init>(HashJoinExec.java:32)
> at
> org.apache.tajo.engine.planner.PhysicalPlannerImpl.createBestInnerJoinPlan(PhysicalPlannerImpl.java:439)
> at
> org.apache.tajo.engine.planner.PhysicalPlannerImpl.createInnerJoinPlan(PhysicalPlannerImpl.java:385)
> at
> org.apache.tajo.engine.planner.PhysicalPlannerImpl.createJoinPlan(PhysicalPlannerImpl.java:300)
> at
> org.apache.tajo.engine.planner.PhysicalPlannerImpl.createPlanRecursive(PhysicalPlannerImpl.java:220)
> at
> org.apache.tajo.engine.planner.PhysicalPlannerImpl.createPlan(PhysicalPlannerImpl.java:92)
> at
> org.apache.tajo.worker.TajoQueryEngine.createPlan(TajoQueryEngine.java:40)
> at org.apache.tajo.worker.TaskImpl.run(TaskImpl.java:396)
> at org.apache.tajo.worker.TaskContainer.run(TaskContainer.java:65)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
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