[
https://issues.apache.org/jira/browse/DRILL-6943?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
benj closed DRILL-6943.
-----------------------
Resolution: Fixed
The problem is not reproducible in 1.15.0
Probably corrected.
> SELECT n time the same field in json
> ------------------------------------
>
> Key: DRILL-6943
> URL: https://issues.apache.org/jira/browse/DRILL-6943
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - JSON
> Affects Versions: 1.14.0
> Reporter: benj
> Priority: Major
> Labels: json, select
> Fix For: 1.15.0
>
>
> json file mytest.json
> ===
> {a:10}
> ===
> SELECT a FROM mydfs.tmp2.`mytest2.json`;
> => OK
> SELECT a,a FROM mydfs.tmp2.`mytest2.json`;
> => OK
> SELECT a,a,a FROM mydfs.tmp2.`mytest2.json`;
> => ERROR the first time (see the message below), but OK the following times
> (without any change)
> Note that the error can reappear if we add an additional "a" in the request
>
> Error message :
> {noformat}
> org.objectweb.asm.tree.analysis.AnalyzerException: Error at instruction 43:
> Expected an object reference, but found .
> at org.objectweb.asm.tree.analysis.Analyzer.analyze(Analyzer.java:294)
> at
> org.objectweb.asm.util.CheckMethodAdapter$1.visitEnd(CheckMethodAdapter.java:450)
> at org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:877)
> at
> org.objectweb.asm.util.CheckMethodAdapter.visitEnd(CheckMethodAdapter.java:1028)
> at org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:877)
> at
> org.apache.drill.exec.compile.CheckMethodVisitorFsm.visitEnd(CheckMethodVisitorFsm.java:114)
> at org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:877)
> at
> org.apache.drill.exec.compile.CheckMethodVisitorFsm.visitEnd(CheckMethodVisitorFsm.java:114)
> at org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:877)
> at org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:877)
> at
> org.apache.drill.exec.compile.bytecode.InstructionModifier.visitEnd(InstructionModifier.java:508)
> at org.objectweb.asm.tree.MethodNode.accept(MethodNode.java:837)
> at
> org.apache.drill.exec.compile.bytecode.ScalarReplacementNode.visitEnd(ScalarReplacementNode.java:87)
> at org.objectweb.asm.MethodVisitor.visitEnd(MethodVisitor.java:877)
> at
> org.apache.drill.exec.compile.bytecode.AloadPopRemover.visitEnd(AloadPopRemover.java:136)
> at org.objectweb.asm.tree.MethodNode.accept(MethodNode.java:837)
> at org.objectweb.asm.tree.MethodNode.accept(MethodNode.java:726)
> at org.objectweb.asm.tree.ClassNode.accept(ClassNode.java:412)
> at
> org.apache.drill.exec.compile.MergeAdapter.getMergedClass(MergeAdapter.java:238)
> at
> org.apache.drill.exec.compile.ClassTransformer.getImplementationClass(ClassTransformer.java:289)
> at
> org.apache.drill.exec.compile.ClassTransformer.getImplementationClass(ClassTransformer.java:228)
> at
> org.apache.drill.exec.compile.CodeCompiler$CodeGenCompiler.compile(CodeCompiler.java:79)
> at
> org.apache.drill.exec.compile.CodeCompiler.makeClass(CodeCompiler.java:229)
> at
> org.apache.drill.exec.compile.CodeCompiler.access$300(CodeCompiler.java:41)
> at
> org.apache.drill.exec.compile.CodeCompiler$Loader.load(CodeCompiler.java:212)
> at
> org.apache.drill.exec.compile.CodeCompiler$Loader.load(CodeCompiler.java:209)
> at
> com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3527)
> at
> com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2319)
> at
> com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2282)
> at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2197)
> at com.google.common.cache.LocalCache.get(LocalCache.java:3937)
> at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3941)
> at
> com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4824)
> at
> org.apache.drill.exec.compile.CodeCompiler.createInstances(CodeCompiler.java:186)
> at
> org.apache.drill.exec.compile.CodeCompiler.createInstance(CodeCompiler.java:163)
> at
> org.apache.drill.exec.ops.BaseFragmentContext.getImplementationClass(BaseFragmentContext.java:56)
> at
> org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.setupNewSchemaFromInput(ProjectRecordBatch.java:567)
> at
> org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.setupNewSchema(ProjectRecordBatch.java:580)
> at
> org.apache.drill.exec.record.AbstractUnaryRecordBatch.innerNext(AbstractUnaryRecordBatch.java:101)
> at
> org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:142)
> at
> org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:172)
> at
> org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:103)
> at
> org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:83)
> at
> org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:93)
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:294)
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:281)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:281)
> at
> org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: org.objectweb.asm.tree.analysis.AnalyzerException: Expected an
> object reference, but found .
> at
> org.objectweb.asm.tree.analysis.BasicVerifier.copyOperation(BasicVerifier.java:80)
> at
> org.objectweb.asm.tree.analysis.BasicVerifier.copyOperation(BasicVerifier.java:47)
> at org.objectweb.asm.tree.analysis.Frame.execute(Frame.java:276)
> at org.objectweb.asm.tree.analysis.Analyzer.analyze(Analyzer.java:199)
> ... 53 more
> {noformat}
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