[teiid-issues] [JBoss JIRA] (TEIID-4436) TEIID11008:PSQLException-ERROR: missing FROM-clause entry for table "anon_grp0" running a query with GROUP BY and UNION ALL

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-4436?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins closed TEIID-4436.
---------------------------------


> TEIID11008:PSQLException-ERROR: missing FROM-clause entry for table "anon_grp0" running a query with GROUP BY and UNION ALL
> ---------------------------------------------------------------------------------------------------------------------------
>
>                 Key: TEIID-4436
>                 URL: https://issues.jboss.org/browse/TEIID-4436
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 8.7
>            Reporter: Salvatore R
>            Assignee: Steven Hawkins
>             Fix For: 9.1, 9.0.4
>
>
> Running the following query:
> {code:sql}
> select * from (
> 	select
> 		test_a.a
> 	from pg.test_a
> 	group by
> 		test_a.a
> 	union all
> 	select
> 		1 as a
> ) as x
> where a = 1;
> {code}
> where test_a is a table in PostgreSQL, the following exception is thrown:
> {code:sql}
> 01:07:04,815 WARN  [org.teiid.CONNECTOR] (Worker12_QueryProcessorQueue114) enPDJlWH1O/y Connector worker process failed for atomic-request=enPDJlWH1O/y.34.5.30: org.teiid.translator.jdbc.JDBCExecutionException: 0 TEIID11008:TEIID11004 Error executing statement(s): [Prepared Values: [] SQL: SELECT g_0."a" FROM "public"."test_a" AS g_0 WHERE anon_grp0.gcol0 = 1 GROUP BY g_0."a"]
>         at org.teiid.translator.jdbc.JDBCQueryExecution.execute(JDBCQueryExecution.java:131)
>         at org.teiid.dqp.internal.datamgr.ConnectorWorkItem.execute(ConnectorWorkItem.java:365)
>         at sun.reflect.GeneratedMethodAccessor93.invoke(Unknown Source)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:606)
>         at org.teiid.dqp.internal.datamgr.ConnectorManager$1.invoke(ConnectorManager.java:211)
>         at com.sun.proxy.$Proxy29.execute(Unknown Source)
>         at org.teiid.dqp.internal.process.DataTierTupleSource.getResults(DataTierTupleSource.java:306)
>         at org.teiid.dqp.internal.process.DataTierTupleSource$1.call(DataTierTupleSource.java:112)
>         at org.teiid.dqp.internal.process.DataTierTupleSource$1.call(DataTierTupleSource.java:108)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:262)
>         at org.teiid.dqp.internal.process.FutureWork.run(FutureWork.java:65)
>         at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:276)
>         at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119)
>         at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>         at java.lang.Thread.run(Thread.java:745)
> Caused by: org.postgresql.util.PSQLException: PSQLException-ERROR: missing FROM-clause entry for table "anon_grp0"
>   Position: 52
>         at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2157)
>         at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1886)
>         at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:255)
>         at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:555)
>         at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:417)
>         at org.postgresql.jdbc2.AbstractJdbc2Statement.executeQuery(AbstractJdbc2Statement.java:302)
>         at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:504)
>         at org.teiid.translator.jdbc.JDBCQueryExecution.execute(JDBCQueryExecution.java:123)
>         ... 17 more
> 01:07:05,004 WARN  [org.teiid.PROCESSOR] (Worker11_QueryProcessorQueue116) enPDJlWH1O/y TEIID30020 Processing exception for request enPDJlWH1O/y.34 'TEIID30504 test_tables_pg: 0 TEIID11008:TEIID11004 Error executing statement(s): [Prepared Values: [] SQL: SELECT g_0."a" FROM "public"."test_a" AS g_0 WHERE anon_grp0.gcol0 = 1 GROUP BY g_0."a"]'. Originally TeiidProcessingException 'PSQLException-ERROR: missing FROM-clause entry for table "anon_grp0"
>   Position: 52' QueryExecutorImpl.java:2157. Enable more detailed logging to see the entire stacktrace.
> {code}
> I reproduced this error in Teiid-9.1.0.Alpha2



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