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From "Jason Dere (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-12012) select query on json table with map type column fails
Date Thu, 01 Oct 2015 23:17:26 GMT

     [ https://issues.apache.org/jira/browse/HIVE-12012?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jason Dere updated HIVE-12012:
------------------------------
    Component/s: Serializers/Deserializers

> select query on json table with map type column fails
> -----------------------------------------------------
>
>                 Key: HIVE-12012
>                 URL: https://issues.apache.org/jira/browse/HIVE-12012
>             Project: Hive
>          Issue Type: Bug
>          Components: Serializers/Deserializers
>            Reporter: Jagruti Varia
>            Assignee: Jason Dere
>
> select query on json table throws this error if table contains map type column:
> {noformat}
> Failed with exception java.io.IOException:org.apache.hadoop.hive.serde2.SerDeException:
org.codehaus.jackson.JsonParseException: Current token (FIELD_NAME) not numeric, can not use
numeric value accessors
>  at [Source: java.io.ByteArrayInputStream@295f79b; line: 1, column: 26]
> {noformat}
> steps to reproduce the issue:
> {noformat}
> hive> create table c_complex(a array<string>,b map<string,int>) row format
serde 'org.apache.hive.hcatalog.data.JsonSerDe';
> OK
> Time taken: 0.319 seconds
> hive> insert into table c_complex select array('aaa'),map('aaa',1) from studenttab10k
limit 2;
> Query ID = hrt_qa_20150826183232_47deb33a-19c0-4d2b-a92f-726659eb9413
> Total jobs = 1
> Launching Job 1 out of 1
> Status: Running (Executing on YARN cluster with App id application_1440603993714_0010)
> --------------------------------------------------------------------------------
>         VERTICES      STATUS  TOTAL  COMPLETED  RUNNING  PENDING  FAILED  KILLED
> --------------------------------------------------------------------------------
> Map 1 ..........   SUCCEEDED      1          1        0        0       0       0
> Reducer 2 ......   SUCCEEDED      1          1        0        0       0       0
> --------------------------------------------------------------------------------
> VERTICES: 02/02  [==========================>>] 100%  ELAPSED TIME: 11.75 s   

> --------------------------------------------------------------------------------
> Loading data to table default.c_complex
> Table default.c_complex stats: [numFiles=1, numRows=2, totalSize=56, rawDataSize=0]
> OK
> Time taken: 13.706 seconds
> hive> select * from c_complex;
> OK
> Failed with exception java.io.IOException:org.apache.hadoop.hive.serde2.SerDeException:
org.codehaus.jackson.JsonParseException: Current token (FIELD_NAME) not numeric, can not use
numeric value accessors
>  at [Source: java.io.ByteArrayInputStream@295f79b; line: 1, column: 26]
> Time taken: 0.115 seconds
> hive> select count(*) from c_complex;
> OK
> 2
> Time taken: 0.205 seconds, Fetched: 1 row(s)
> {noformat}



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