Hi JingSong, Thanks for your advice! But IIUC, it seems that `table.exec.hive.fallback-mapred-reader` is false by default?
Moreover, explicitly setting this option might cause a serialization issue. Wonder if I’m setting it in the right way? ``` tableEnv.getConfig().getConfiguration().setString("table.exec.hive.fallback-mapred-writer", "false”); ``` The error it caused: Caused by: org.apache.flink.table.api.TableException: Failed to execute sql at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:715) at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeOperation(TableEnvironmentImpl.java:781) at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeSql(TableEnvironmentImpl.java:684) at com.my.package.class(JobEntry.java:65) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:288) ... 11 more Caused by: org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot serialize operator object class org.apache.flink.streaming.api.operators.SimpleOperatorFactory. at org.apache.flink.streaming.api.graph.StreamConfig.setStreamOperatorFactory(StreamConfig.java:263) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.setVertexConfig(StreamingJobGraphGenerator.java:495) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.createChain(StreamingJobGraphGenerator.java:314) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.createChain(StreamingJobGraphGenerator.java:288) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.createChain(StreamingJobGraphGenerator.java:288) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.createChain(StreamingJobGraphGenerator.java:288) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.setChaining(StreamingJobGraphGenerator.java:260) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.createJobGraph(StreamingJobGraphGenerator.java:169) at org.apache.flink.streaming.api.graph.StreamingJobGraphGenerator.createJobGraph(StreamingJobGraphGenerator.java:109) at org.apache.flink.streaming.api.graph.StreamGraph.getJobGraph(StreamGraph.java:850) at org.apache.flink.client.StreamGraphTranslator.translateToJobGraph(StreamGraphTranslator.java:52) at org.apache.flink.client.FlinkPipelineTranslationUtil.getJobGraph(FlinkPipelineTranslationUtil.java:43) at org.apache.flink.client.deployment.executors.PipelineExecutorUtils.getJobGraph(PipelineExecutorUtils.java:55) at org.apache.flink.client.deployment.executors.AbstractJobClusterExecutor.execute(AbstractJobClusterExecutor.java:62) at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.executeAsync(StreamExecutionEnvironment.java:1812) at org.apache.flink.client.program.StreamContextEnvironment.executeAsync(StreamContextEnvironment.java:128) at org.apache.flink.table.planner.delegation.ExecutorBase.executeAsync(ExecutorBase.java:57) at org.apache.flink.table.api.internal.TableEnvironmentImpl.executeInternal(TableEnvironmentImpl.java:699) ... 19 more Caused by: java.io.NotSerializableException: org.apache.hadoop.conf.Configuration at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1184) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548) at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348) at org.apache.flink.util.InstantiationUtil.serializeObject(InstantiationUtil.java:586) at org.apache.flink.util.InstantiationUtil.writeObjectToConfig(InstantiationUtil.java:515) at org.apache.flink.streaming.api.graph.StreamConfig.setStreamOperatorFactory(StreamConfig.java:260) ... 36 more Best, Paul Lam > 2020年7月21日 16:59,Jingsong Li <jingsongl...@gmail.com> 写道: > > Hi Paul, > > If your orc table has no complex(list,map,row) types, you can try to set > `table.exec.hive.fallback-mapred-writer` to false in TableConfig. And Hive > sink will use ORC native writer, it is a work-around way. > > About this error, I think this is a bug for Hive 1.1 ORC. I will try to > re-produce it. > > I created https://issues.apache.org/jira/browse/FLINK-18659 > <https://issues.apache.org/jira/browse/FLINK-18659> to track this. If it is a > bug, it should be fixed in 1.11.2 > > Best, > Jingsong > > On Tue, Jul 21, 2020 at 4:25 PM Rui Li <lirui.fu...@gmail.com > <mailto:lirui.fu...@gmail.com>> wrote: > Hey Paul, > > Could you please share more about your job, e.g. the schema of your Hive > table, whether it's partitioned, and the table properties you've set? > > On Tue, Jul 21, 2020 at 4:02 PM Paul Lam <paullin3...@gmail.com > <mailto:paullin3...@gmail.com>> wrote: > Hi, > > I'm doing a POC on Hive connectors and find that when writing orc format Hive > tables, the job failed with FileNotFoundException right after ingesting data > (full stacktrace at the bottom of the mail). > > The error can be steadily reproduced in my environment, which is Hadoop > 2.6.5(CDH-5.6.0), Hive 1.1.0(CDH-5.6.0) and Flink 1.11.0. It only happens in > orc tables, while other bulk formats are fine. > > Does anyone have an idea about this error? Any comment and suggestions are > appreciated. Thanks! > > Stacktrace: > > Caused by: java.io.FileNotFoundException: File does not exist: > hdfs://xxx/warehouse2/tmp_table/.part-6b51dbc2-e169-43a8-93b2-eb8d2be45054-0-0.inprogress.d77fa76c-4760-4cb6-bb5b-97d70afff000 > <> > at > org.apache.hadoop.hdfs.DistributedFileSystem$19.doCall(DistributedFileSystem.java:1218) > at > org.apache.hadoop.hdfs.DistributedFileSystem$19.doCall(DistributedFileSystem.java:1210) > at > org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81) > at > org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1210) > at > org.apache.flink.connectors.hive.write.HiveBulkWriterFactory$1.getSize(HiveBulkWriterFactory.java:54) > at > org.apache.flink.formats.hadoop.bulk.HadoopPathBasedPartFileWriter.getSize(HadoopPathBasedPartFileWriter.java:84) > at > org.apache.flink.table.filesystem.FileSystemTableSink$TableRollingPolicy.shouldRollOnEvent(FileSystemTableSink.java:451) > at > org.apache.flink.table.filesystem.FileSystemTableSink$TableRollingPolicy.shouldRollOnEvent(FileSystemTableSink.java:421) > at > org.apache.flink.streaming.api.functions.sink.filesystem.Bucket.write(Bucket.java:193) > at > org.apache.flink.streaming.api.functions.sink.filesystem.Buckets.onElement(Buckets.java:282) > at > org.apache.flink.streaming.api.functions.sink.filesystem.StreamingFileSinkHelper.onElement(StreamingFileSinkHelper.java:104) > at > org.apache.flink.table.filesystem.stream.StreamingFileWriter.processElement(StreamingFileWriter.java:118) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:717) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:692) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:672) > at > org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:52) > at > org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:30) > at StreamExecCalc$2.processElement(Unknown Source) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:717) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:692) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:672) > at > org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:52) > at > org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:30) > at SourceConversion$1.processElement(Unknown Source) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:717) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:692) > at > org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:672) > at > org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:52) > at > org.apache.flink.streaming.api.operators.CountingOutput.collect(CountingOutput.java:30) > at > org.apache.flink.streaming.api.operators.StreamSourceContexts$NonTimestampContext.collect(StreamSourceContexts.java:104) > at > org.apache.flink.streaming.api.operators.StreamSourceContexts$NonTimestampContext.collectWithTimestamp(StreamSourceContexts.java:111) > at > org.apache.flink.streaming.connectors.kafka.internals.AbstractFetcher.emitRecordsWithTimestamps(AbstractFetcher.java:352) > at > org.apache.flink.streaming.connectors.kafka.internal.Kafka010Fetcher.runFetchLoop(Kafka010Fetcher.java:151) > at > org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase.run(FlinkKafkaConsumerBase.java:755) > at > org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:100) > at > org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:63) > at > org.apache.flink.streaming.runtime.tasks.SourceStreamTask$LegacySourceFunctionThread.run(SourceStreamTask.java:201) > > > Best, > Paul Lam > > > > -- > Best regards! > Rui Li > > > -- > Best, Jingsong Lee