[jira] [Work logged] (HIVE-26096) Select on single column MultiDelimitSerDe table throws AIOBE

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-26096?focusedWorklogId=750604&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-750604 ]

ASF GitHub Bot logged work on HIVE-26096:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 30/Mar/22 23:20
            Start Date: 30/Mar/22 23:20
    Worklog Time Spent: 10m 
      Work Description: nareshpr opened a new pull request #3158:
URL: https://github.com/apache/hive/pull/3158


   ### What changes were proposed in this pull request?
   To support reading single column from a text table which is delimited by multiple characters.
   
   ### Why are the changes needed?
   Select query fails without this fix.
   
   ### Does this PR introduce _any_ user-facing change?
   No
   
   ### How was this patch tested?
   testcase is included in the patch


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Issue Time Tracking
-------------------

            Worklog Id:     (was: 750604)
    Remaining Estimate: 0h
            Time Spent: 10m

> Select on single column MultiDelimitSerDe table throws AIOBE
> ------------------------------------------------------------
>
>                 Key: HIVE-26096
>                 URL: https://issues.apache.org/jira/browse/HIVE-26096
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Naresh P R
>            Assignee: Naresh P R
>            Priority: Major
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Repro details
>  
> {code:java}
> create table test_multidelim(col string)
> ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.MultiDelimitSerDe'
> with serdeproperties('field.delim'='!^') STORED AS TEXTFILE;
> insert into test_multidelim values('aa'),('bb'),('cc'),('dd');
> select * from test_multidelim;
> {code}
> Exception:
> {code:java}
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
>         at org.apache.hadoop.hive.serde2.lazy.LazyStruct.parseMultiDelimit(LazyStruct.java:303)
>         at org.apache.hadoop.hive.serde2.MultiDelimitSerDe.doDeserialize(MultiDelimitSerDe.java:160)
>         at org.apache.hadoop.hive.serde2.AbstractEncodingAwareSerDe.deserialize(AbstractEncodingAwareSerDe.java:74)
>         at org.apache.hadoop.hive.ql.exec.FetchOperator.getNextRow(FetchOperator.java:603){code}
>  



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