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https://issues.apache.org/jira/browse/BEAM-9657?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Andrew Pilloud resolved BEAM-9657.
----------------------------------
    Fix Version/s: 2.22.0
       Resolution: Fixed

> ArrayScanToJoinConverter ResolvedLiteral cast to ResolvedColumnRef
> ------------------------------------------------------------------
>
>                 Key: BEAM-9657
>                 URL: https://issues.apache.org/jira/browse/BEAM-9657
>             Project: Beam
>          Issue Type: Bug
>          Components: dsl-sql-zetasql
>            Reporter: Andrew Pilloud
>            Assignee: Andrew Pilloud
>            Priority: Critical
>              Labels: zetasql-compliance
>             Fix For: 2.22.0
>
>
> 5 failures in shard 2
> {code:java}
> Apr 01, 2020 11:48:47 AM 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl 
> executeQuery
> SEVERE: !!!! com.google.zetasql.resolvedast.ResolvedNodes$ResolvedLiteral 
> cannot be cast to 
> com.google.zetasql.resolvedast.ResolvedNodes$ResolvedColumnRef
> java.lang.ClassCastException: 
> com.google.zetasql.resolvedast.ResolvedNodes$ResolvedLiteral cannot be cast 
> to com.google.zetasql.resolvedast.ResolvedNodes$ResolvedColumnRef
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.translation.ArrayScanToJoinConverter.convert(ArrayScanToJoinConverter.java:62)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.translation.ArrayScanToJoinConverter.convert(ArrayScanToJoinConverter.java:37)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.translation.QueryStatementConverter.convertNode(QueryStatementConverter.java:97)
>       at 
> java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
>       at java.util.Collections$2.tryAdvance(Collections.java:4717)
>       at java.util.Collections$2.forEachRemaining(Collections.java:4725)
>       at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
>       at 
> java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
>       at 
> java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
>       at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
>       at 
> java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.translation.QueryStatementConverter.convertNode(QueryStatementConverter.java:96)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.translation.QueryStatementConverter.convert(QueryStatementConverter.java:84)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.translation.QueryStatementConverter.convertRootQuery(QueryStatementConverter.java:51)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.ZetaSQLPlannerImpl.rel(ZetaSQLPlannerImpl.java:160)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.ZetaSQLQueryPlanner.convertToBeamRelInternal(ZetaSQLQueryPlanner.java:131)
>       at 
> org.apache.beam.sdk.extensions.sql.zetasql.ZetaSQLQueryPlanner.convertToBeamRel(ZetaSQLQueryPlanner.java:115)
>       at 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl.executeQuery(ExecuteQueryServiceServer.java:242)
>       at 
> com.google.zetasql.testing.SqlComplianceServiceGrpc$MethodHandlers.invoke(SqlComplianceServiceGrpc.java:423)
>       at 
> com.google.zetasql.io.grpc.stub.ServerCalls$UnaryServerCallHandler$UnaryServerCallListener.onHalfClose(ServerCalls.java:171)
>       at 
> com.google.zetasql.io.grpc.internal.ServerCallImpl$ServerStreamListenerImpl.halfClosed(ServerCallImpl.java:283)
>       at 
> com.google.zetasql.io.grpc.internal.ServerImpl$JumpToApplicationThreadServerStreamListener$1HalfClosed.runInContext(ServerImpl.java:711)
>       at 
> com.google.zetasql.io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
>       at 
> com.google.zetasql.io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123)
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>       at java.lang.Thread.run(Thread.java:748) {code}
> {code}
> Apr 01, 2020 11:48:47 AM 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl 
> executeQuery
> INFO: Processing Sql statement: SELECT a, b FROM (SELECT 1 a) JOIN UNNEST([1, 
> 2, 3]) b ON b > a
> Apr 01, 2020 11:48:48 AM 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl 
> executeQuery
> INFO: Processing Sql statement: SELECT a, b
> FROM UNNEST([1, 1, 2, 3, 5, 8, 13, NULL]) a
> JOIN UNNEST([1, 2, 3, 5, 7, 11, 13, NULL]) b
>   ON a = b
> Apr 01, 2020 11:48:48 AM 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl 
> executeQuery
> INFO: Processing Sql statement: SELECT a, b
> FROM UNNEST([1, 1, 2, 3, 5, 8, 13, NULL]) a
> LEFT JOIN UNNEST([1, 2, 3, 5, 7, 11, 13, NULL]) b
>   ON a = b
> Apr 01, 2020 11:48:49 AM 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl 
> executeQuery
> INFO: Processing Sql statement: SELECT a, b
> FROM UNNEST([1, 2, 3, 4, 5, 6, 7, NULL]) a WITH OFFSET
> JOIN UNNEST(["a", "b", "c", "d", "e", "f", "g", NULL]) b WITH OFFSET
>   USING (offset);
> Apr 01, 2020 11:48:49 AM 
> cloud.dataflow.sql.ExecuteQueryServiceServer$SqlComplianceServiceImpl 
> executeQuery
> INFO: Processing Sql statement: SELECT a, b
> FROM UNNEST([1, 2, 3, 4, 5, 6, 7, NULL]) a WITH OFFSET a_off
> JOIN UNNEST(["a", "b", "c", "d", "e", "f", "g", NULL]) b WITH OFFSET b_off
>   ON a_off = b_off;
> {code}



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