Details
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Bug
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Status: Closed
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Minor
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Resolution: Fixed
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None
Description
When added the test case following into FileSystemItCaseBase:
// create table tableEnv.executeSql( s""" |create table test2 ( | c0 decimal(10,0), c1 int |) with ( | 'connector' = 'filesystem', | 'path' = '/Users/zhongxuyang/test/test', | 'format' = 'testcsv' |) """.stripMargin ) //test file content is: //2113554011,1 //2113554022,2
and
// select sql @Test def myTest2(): Unit={ check( "SELECT c0 FROM test2", Seq( row(2113554011), row(2113554022) )) }
i got an exception :
java.lang.RuntimeException: Failed to fetch next resultjava.lang.RuntimeException: Failed to fetch next result at org.apache.flink.streaming.api.operators.collect.CollectResultIterator.nextResultFromFetcher(CollectResultIterator.java:109) at org.apache.flink.streaming.api.operators.collect.CollectResultIterator.hasNext(CollectResultIterator.java:80) at org.apache.flink.table.api.internal.TableResultImpl$CloseableRowIteratorWrapper.hasNext(TableResultImpl.java:370) at java.util.Iterator.forEachRemaining(Iterator.java:115) at org.apache.flink.util.CollectionUtil.iteratorToList(CollectionUtil.java:109) at org.apache.flink.table.planner.runtime.utils.BatchTestBase.executeQuery(BatchTestBase.scala:300) at org.apache.flink.table.planner.runtime.utils.BatchTestBase.check(BatchTestBase.scala:140) at org.apache.flink.table.planner.runtime.utils.BatchTestBase.checkResult(BatchTestBase.scala:106) at org.apache.flink.table.planner.runtime.batch.sql.BatchFileSystemITCaseBase.check(BatchFileSystemITCaseBase.scala:46) at org.apache.flink.table.planner.runtime.FileSystemITCaseBase$class.myTest2(FileSystemITCaseBase.scala:128) at org.apache.flink.table.planner.runtime.batch.sql.BatchFileSystemITCaseBase.myTest2(BatchFileSystemITCaseBase.scala:33) 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.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54) at org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45) at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:61) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63) at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329) at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:54) at org.junit.rules.RunRules.evaluate(RunRules.java:20) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.ParentRunner.run(ParentRunner.java:413) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33) at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230) at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58) Caused by: java.io.IOException: Failed to fetch job execution result at org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.getAccumulatorResults(CollectResultFetcher.java:184) at org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.next(CollectResultFetcher.java:121) at org.apache.flink.streaming.api.operators.collect.CollectResultIterator.nextResultFromFetcher(CollectResultIterator.java:106) ... 43 more Caused by: java.util.concurrent.ExecutionException: org.apache.flink.runtime.client.JobExecutionException: Job execution failed. at java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357) at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1928) at org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.getAccumulatorResults(CollectResultFetcher.java:182) ... 45 more Caused by: org.apache.flink.runtime.client.JobExecutionException: Job execution failed. at org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:144) at org.apache.flink.runtime.minicluster.MiniClusterJobClient.lambda$getJobExecutionResult$3(MiniClusterJobClient.java:137) at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:616) at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:591) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975) at org.apache.flink.runtime.rpc.akka.AkkaInvocationHandler.lambda$invokeRpc$0(AkkaInvocationHandler.java:250) at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774) at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975) at org.apache.flink.util.concurrent.FutureUtils.doForward(FutureUtils.java:1389) at org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.lambda$null$1(ClassLoadingUtils.java:93) at org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:68) at org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.lambda$guardCompletionWithContextClassLoader$2(ClassLoadingUtils.java:92) at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774) at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750) at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975) at org.apache.flink.runtime.concurrent.akka.AkkaFutureUtils$1.onComplete(AkkaFutureUtils.java:47) at akka.dispatch.OnComplete.internal(Future.scala:300) at akka.dispatch.OnComplete.internal(Future.scala:297) at akka.dispatch.japi$CallbackBridge.apply(Future.scala:224) at akka.dispatch.japi$CallbackBridge.apply(Future.scala:221) at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60) at org.apache.flink.runtime.concurrent.akka.AkkaFutureUtils$DirectExecutionContext.execute(AkkaFutureUtils.java:65) at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68) at scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284) at scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284) at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284) at akka.pattern.PromiseActorRef.$bang(AskSupport.scala:621) at akka.pattern.PipeToSupport$PipeableFuture$$anonfun$pipeTo$1.applyOrElse(PipeToSupport.scala:24) at akka.pattern.PipeToSupport$PipeableFuture$$anonfun$pipeTo$1.applyOrElse(PipeToSupport.scala:23) at scala.concurrent.Future.$anonfun$andThen$1(Future.scala:532) at scala.concurrent.impl.Promise.liftedTree1$1(Promise.scala:29) at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29) at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60) at akka.dispatch.BatchingExecutor$AbstractBatch.processBatch(BatchingExecutor.scala:63) at akka.dispatch.BatchingExecutor$BlockableBatch.$anonfun$run$1(BatchingExecutor.scala:100) at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12) at scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81) at akka.dispatch.BatchingExecutor$BlockableBatch.run(BatchingExecutor.scala:100) at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:49) at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(ForkJoinExecutorConfigurator.scala:48) at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1067) at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1703) at java.util.concurrent.For
This is cause by the unexpected error in AbstractBinaryWriter.writeDecimal.assert. When i debug here, i found that the expected value in file 2113554011 will be read to 2113554011.000000000000000000, the precision of which is 38 and cases the following judge is false. (value.precision() is 38 and precision is 10)
assert value == null || (value.precision() == precision)
I think this is because when the source reads values from fileSystem, it will treat the decimal as BigDecimal, and doesn't convert it to the precision we wished. Maybe it's a bug.
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