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From "Khurram Faraaz (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-4054) convert_from(<varchar>,'JSON') gives JsonParseException
Date Tue, 10 Nov 2015 01:38:11 GMT
Khurram Faraaz created DRILL-4054:
-------------------------------------

             Summary: 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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