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https://issues.apache.org/jira/browse/DRILL-4054?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14997896#comment-14997896
]
Steven Phillips commented on DRILL-4054:
----------------------------------------
Could you explain what the bug is here?
> convert_from(<varchar>,'JSON') gives JsonParseException
> -------------------------------------------------------
>
> Key: DRILL-4054
> URL: https://issues.apache.org/jira/browse/DRILL-4054
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Data Types
> Affects Versions: 1.3.0
> Reporter: Khurram Faraaz
>
> convert_from(<varchar>,'JSON') gives JsonParseException
> sys.version => 3a73f098
> Drill 1.3
> 4 node cluster CentOS
> {code}
> 0: jdbc:drill:schema=dfs.tmp> select columns[3], convert_from(CAST(columns[3]
> AS VARCHAR(64)),'JSON') json FROM `allData.csv`;
> Error: SYSTEM ERROR: JsonParseException: Unrecognized token
> 'AXXXXXXXXXXXXXXXXXXXXXXXXXCXXXXXXXXXXXXXXXXXXXXXXXXB': was expecting
> ('true', 'false' or 'null')
> at [Source:
> org.apache.drill.exec.vector.complex.fn.DrillBufInputStream@5441715d; line:
> 1, column: 105]
> Fragment 0:0
> [Error Id: 7f8cb677-20e9-4e99-bbec-3ada707671ee on centos-03.qa.lab:31010]
> (state=,code=0)
> Stack trace from drillbit.log
> [Error Id: 7f8cb677-20e9-4e99-bbec-3ada707671ee on centos-03.qa.lab:31010]
> org.apache.drill.common.exceptions.UserException: SYSTEM ERROR:
> JsonParseException: Unrecognized token
> 'AXXXXXXXXXXXXXXXXXXXXXXXXXCXXXXXXXXXXXXXXXXXXXXXXXXB': was expecting
> ('true', 'false' or 'null')
> at [Source:
> org.apache.drill.exec.vector.complex.fn.DrillBufInputStream@5441715d; line:
> 1, column: 105]
> Fragment 0:0
> [Error Id: 7f8cb677-20e9-4e99-bbec-3ada707671ee on centos-03.qa.lab:31010]
> at
> org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:534)
> ~[drill-common-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.sendFinalState(FragmentExecutor.java:321)
> [drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.cleanup(FragmentExecutor.java:184)
> [drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:290)
> [drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
> [drill-common-1.3.0.jar:1.3.0]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [na:1.7.0_85]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_85]
> at java.lang.Thread.run(Thread.java:745) [na:1.7.0_85]
> Caused by: org.apache.drill.common.exceptions.DrillRuntimeException: Error
> while converting from JSON.
> at
> org.apache.drill.exec.test.generated.ProjectorGen6.doEval(ProjectorTemplate.java:126)
> ~[na:na]
> at
> org.apache.drill.exec.test.generated.ProjectorGen6.projectRecords(ProjectorTemplate.java:62)
> ~[na:na]
> at
> org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.doWork(ProjectRecordBatch.java:174)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:93)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:131)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:156)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:80)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:256)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:250)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at java.security.AccessController.doPrivileged(Native Method)
> ~[na:1.7.0_85]
> at javax.security.auth.Subject.doAs(Subject.java:415) ~[na:1.7.0_85]
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1595)
> ~[hadoop-common-2.7.0-mapr-1506.jar:na]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:250)
> [drill-java-exec-1.3.0.jar:1.3.0]
> ... 4 common frames omitted
> Caused by: com.fasterxml.jackson.core.JsonParseException: Unrecognized token
> 'AXXXXXXXXXXXXXXXXXXXXXXXXXCXXXXXXXXXXXXXXXXXXXXXXXXB': was expecting
> ('true', 'false' or 'null')
> at [Source:
> org.apache.drill.exec.vector.complex.fn.DrillBufInputStream@5441715d; line:
> 1, column: 105]
> at
> com.fasterxml.jackson.core.JsonParser._constructError(JsonParser.java:1419)
> ~[jackson-core-2.4.3.jar:2.4.3]
> at
> com.fasterxml.jackson.core.base.ParserMinimalBase._reportError(ParserMinimalBase.java:508)
> ~[jackson-core-2.4.3.jar:2.4.3]
> at
> com.fasterxml.jackson.core.json.UTF8StreamJsonParser._reportInvalidToken(UTF8StreamJsonParser.java:3201)
> ~[jackson-core-2.4.3.jar:2.4.3]
> at
> com.fasterxml.jackson.core.json.UTF8StreamJsonParser._handleUnexpectedValue(UTF8StreamJsonParser.java:2360)
> ~[jackson-core-2.4.3.jar:2.4.3]
> at
> com.fasterxml.jackson.core.json.UTF8StreamJsonParser._nextTokenNotInObject(UTF8StreamJsonParser.java:794)
> ~[jackson-core-2.4.3.jar:2.4.3]
> at
> com.fasterxml.jackson.core.json.UTF8StreamJsonParser.nextToken(UTF8StreamJsonParser.java:690)
> ~[jackson-core-2.4.3.jar:2.4.3]
> at
> org.apache.drill.exec.vector.complex.fn.JsonReader.write(JsonReader.java:135)
> ~[drill-java-exec-1.3.0.jar:1.3.0]
> at
> org.apache.drill.exec.test.generated.ProjectorGen6.doEval(ProjectorTemplate.java:123)
> ~[na:na]
> ... 18 common frames omitted
> {code}
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