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+1 thank you for the quick fix. - Hyunsik Choi On Feb. 27, 2014, 4:55 p.m., Jung JaeHwa wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/18567/ > ----------------------------------------------------------- > > (Updated Feb. 27, 2014, 4:55 p.m.) > > > Review request for Tajo. > > > Bugs: TAJO-640 > https://issues.apache.org/jira/browse/TAJO-640 > > > Repository: tajo > > > Description > ------- > > In inner join clause, empty table can cause a error by order-by clause as > follows: > {code:xml} > * SQL > select a.id from table1 a, table3 b where a.id = b.id order by a.id; > > * Error > 4-02-27 16:01:21,118 INFO querymaster.SubQuery > (SubQuery.java:initTaskScheduler(611)) - > org.apache.tajo.master.DefaultTaskScheduler is chosen for the task scheduling > 2014-02-27 16:01:21,119 INFO querymaster.SubQuery > (SubQuery.java:getNonLeafTaskNum(748)) - Table's volume is approximately 0 MB > 2014-02-27 16:01:21,119 INFO querymaster.SubQuery > (SubQuery.java:getNonLeafTaskNum(751)) - The determined number of non-leaf > tasks is 1 > 2014-02-27 16:01:21,121 ERROR querymaster.SubQuery > (SubQuery.java:transition(595)) - SubQuery (eb_1393484173390_0002_000004) > ERROR: > java.lang.IllegalStateException: ERROR: Invalid Column Stats (column stats: > [], there exists not target a.id (INT4) > at > com.google.common.base.Preconditions.checkState(Preconditions.java:150) > at > org.apache.tajo.engine.utils.TupleUtil.columnStatToRange(TupleUtil.java:79) > at > org.apache.tajo.master.querymaster.Repartitioner.scheduleRangeShuffledFetches(Repartitioner.java:332) > at > org.apache.tajo.master.querymaster.Repartitioner.scheduleFragmentsForNonLeafTasks(Repartitioner.java:300) > at > org.apache.tajo.master.querymaster.SubQuery$InitAndRequestContainer.schedule(SubQuery.java:733) > at > org.apache.tajo.master.querymaster.SubQuery$InitAndRequestContainer.transition(SubQuery.java:579) > at > org.apache.tajo.master.querymaster.SubQuery$InitAndRequestContainer.transition(SubQuery.java:560) > at > org.apache.hadoop.yarn.state.StateMachineFactory$MultipleInternalArc.doTransition(StateMachineFactory.java:385) > at > org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302) > at > org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46) > at > org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448) > at org.apache.tajo.master.querymaster.SubQuery.handle(SubQuery.java:537) > at > org.apache.tajo.master.querymaster.Query$SubQueryCompletedTransition.executeNextBlock(Query.java:560) > at > org.apache.tajo.master.querymaster.Query$SubQueryCompletedTransition.transition(Query.java:593) > at > org.apache.tajo.master.querymaster.Query$SubQueryCompletedTransition.transition(Query.java:546) > at > org.apache.hadoop.yarn.state.StateMachineFactory$SingleInternalArc.doTransition(StateMachineFactory.java:362) > at > org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:302) > at > org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46) > at > org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448) > at org.apache.tajo.master.querymaster.Query.handle(Query.java:646) > at org.apache.tajo.master.querymaster.Query.handle(Query.java:58) > at > org.apache.tajo.master.TajoAsyncDispatcher.dispatch(TajoAsyncDispatcher.java:137) > at > org.apache.tajo.master.TajoAsyncDispatcher$1.run(TajoAsyncDispatcher.java:79) > at java.lang.Thread.run(Thread.java:680) > {code} > > > Diffs > ----- > > > tajo-core/tajo-core-backend/src/main/java/org/apache/tajo/master/querymaster/Repartitioner.java > 4a7976f > tajo-core/tajo-core-backend/src/test/java/org/apache/tajo/TpchTestBase.java > cb1805d > > tajo-core/tajo-core-backend/src/test/resources/queries/TestJoinQuery/testInnerJoinWithEmptyTable.sql > 00c7884 > > tajo-core/tajo-core-backend/src/test/resources/results/TestJoinQuery/testInnerJoinWithEmptyTable.result > c6036d7 > > Diff: https://reviews.apache.org/r/18567/diff/ > > > Testing > ------- > > mvn clean install > > > Thanks, > > Jung JaeHwa > >
