[teiid-issues] [JBoss JIRA] (TEIID-5004) INNER JOINs of two CTEs fail with ASSERTION FAILED error message
dalex dalex (JIRA)
issues at jboss.org
Fri Jul 21 11:17:00 EDT 2017
dalex dalex created TEIID-5004:
----------------------------------
Summary: INNER JOINs of two CTEs fail with ASSERTION FAILED error message
Key: TEIID-5004
URL: https://issues.jboss.org/browse/TEIID-5004
Project: Teiid
Issue Type: Bug
Components: Query Engine
Affects Versions: 9.3.1, 9.3
Environment: teiid-9.3.0.Final on WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final)
and
teiid-9.3.1 on WildFly Full 10.0.0.Final (WildFly Core 2.0.10.Final)
Reporter: dalex dalex
Assignee: Steven Hawkins
Priority: Blocker
when running the following query several times in a row:
{code:sql}
with
CTE1 as (
select a1 from (
-->>
with CTE11 as (select a1 from (
WITH
alias as (SELECT 1 as a),
alias1 as (select alias.a as alias, AAA.a as alias1, AAA.b as a from alias join test.test_a AAA on alias.a!=AAA.a or alias.a!=AAA.a),
alias2 as (with alias as (select alias.a as alias, AAA.a as alias1, AAA.b as a from alias join test.test_a AAA on alias.a!=AAA.a or alias.a!=AAA.a) select * from alias),
alias3 as (with alias as (select alias.a as alias, AAA.a as alias1, AAA.a from alias join alias2 AAA on alias.a!=AAA.a or alias.a!=AAA.a) select * from alias)
SELECT AAA.alias1 as a1 FROM alias join alias1 as AAA on alias.a=AAA.a or alias.a!=AAA.a join alias2 on AAA.a=alias2.a or AAA.a!=alias.a left join alias3 on alias3.a=alias2.a or alias3.a!=alias2.a
) tv2)
--<<
select a1 from CTE11
) as SUBQ1),
CTE2 as (
select a1 from (
-->>
with CTE21 as (select a1 from (
WITH
alias as (SELECT 1 as a),
alias1 as (select alias.a as alias, AAA.a as alias1, AAA.b as a from alias join test.test_a AAA on alias.a!=AAA.a or alias.a!=AAA.a),
alias2 as (with alias as (select alias.a as alias, AAA.a as alias1, AAA.b as a from alias join test.test_a AAA on alias.a!=AAA.a or alias.a!=AAA.a) select * from alias),
alias3 as (with alias as (select alias.a as alias, AAA.a as alias1, AAA.a from alias join alias2 AAA on alias.a!=AAA.a or alias.a!=AAA.a) select * from alias)
SELECT AAA.alias1 as a1 FROM alias join alias1 as AAA on alias.a=AAA.a or alias.a!=AAA.a join alias2 on AAA.a=alias2.a or AAA.a!=alias.a left join alias3 on alias3.a=alias2.a or alias3.a!=alias2.a
) tv2)
--<<
select a1 from CTE21
) as SUBQ2)
select * from CTE1 as T1 join CTE2 as T2 on T1.a1=T2.a1
{code}
teiid returns the following stacktrace (from teiid 9.3.1):
{code}
2017-07-21 16:52:32,440 ERROR [org.teiid.PROCESSOR] (Worker1_QueryProcessorQueue73) oiBQAQPtTMe+ TEIID30019 Unexpected exception for request oiBQAQPtTMe+.15: java.lang.AssertionError
: ASSERTION FAILED: expected reference to be not null
at org.teiid.core.util.Assertion.failed(Assertion.java:73)
at org.teiid.core.util.Assertion.isNotNull(Assertion.java:100)
at org.teiid.core.util.Assertion.isNotNull(Assertion.java:92)
at org.teiid.common.buffer.TupleBuffer.getBatch(TupleBuffer.java:287)
at org.teiid.dqp.internal.process.TupleSourceCache$CopyOnReadTupleSource.nextTuple(TupleSourceCache.java:103)
at org.teiid.query.processor.relational.AccessNode.nextBatchDirect(AccessNode.java:394)
at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:281)
at org.teiid.query.processor.BatchIterator.finalRow(BatchIterator.java:69)
at org.teiid.common.buffer.AbstractTupleSource.getCurrentTuple(AbstractTupleSource.java:70)
at org.teiid.query.processor.BatchIterator.getCurrentTuple(BatchIterator.java:84)
at org.teiid.common.buffer.AbstractTupleSource.hasNext(AbstractTupleSource.java:92)
at org.teiid.query.processor.relational.MergeJoinStrategy.process(MergeJoinStrategy.java:165)
at org.teiid.query.processor.relational.JoinNode.nextBatchDirect(JoinNode.java:235)
at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:281)
at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164)
at org.teiid.query.processor.relational.SourceState.prefetch(SourceState.java:211)
at org.teiid.query.processor.relational.SourceState.rowCountLE(SourceState.java:158)
at org.teiid.query.processor.relational.JoinNode.nextBatchDirect(JoinNode.java:227)
at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:281)
at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164)
at org.teiid.query.processor.relational.SourceState.prefetch(SourceState.java:211)
at org.teiid.query.processor.relational.JoinNode.prefetch(JoinNode.java:255)
at org.teiid.query.processor.relational.JoinNode.nextBatchDirect(JoinNode.java:247)
at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:281)
at org.teiid.query.processor.relational.LimitNode.nextBatchDirect(LimitNode.java:102)
at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:281)
at org.teiid.query.processor.relational.ProjectNode.nextBatchDirect(ProjectNode.java:150)
at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:281)
at org.teiid.query.processor.relational.RelationalPlan.nextBatch(RelationalPlan.java:145)
at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:151)
at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114)
at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164)
at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:146)
at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:477)
at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:349)
at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51)
at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:275)
at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:284)
at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119)
at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
{code}
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