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Posted to issues@drill.apache.org by "SHUBHAM KUMAR (Jira)" <ji...@apache.org> on 2022/08/23 23:07:00 UTC

[jira] [Commented] (DRILL-8284) Apache SQL Query failing while accessing the Json with complex data model

    [ https://issues.apache.org/jira/browse/DRILL-8284?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17583896#comment-17583896 ] 

SHUBHAM KUMAR commented on DRILL-8284:
--------------------------------------

Json sample for case1:

{"attributes": [
                    {
                        "name": "webBrandName",
                        "value": {
                            "en-US": "Smashbox"
                        }
                    },
                    {
                        "name": "startDate",
                        "value": "2011-07-25T15:30:00.000Z"
                    }
                ]
}

Json sample for case2:

{"attributes": [
                    {
                        "name": "startDate",
                        "value": "2011-07-25T15:30:00.000Z"
                    },
                    {
                        "name": "hasCBD",
                        "value": false
                    }
                ]
}

 

 

> Apache SQL Query failing while accessing the Json with complex data model
> -------------------------------------------------------------------------
>
>                 Key: DRILL-8284
>                 URL: https://issues.apache.org/jira/browse/DRILL-8284
>             Project: Apache Drill
>          Issue Type: Bug
>            Reporter: SHUBHAM KUMAR
>            Priority: Major
>
> Apache SQL Query failing while accessing the Json with complex data model. 
> Complex Json: 
> Map object inside another map object then Array Object. 
> Case1: When we have nested objects within array map, and map within map. 
> {"attributes": [
>                     {
>                         "name": "webBrandName",
>                         "value": {
>                             "en-US": "Smashbox"
>                         }
>                     },
>                     {
>                         "name": "startDate",
>                         "value": "2011-07-25T15:30:00.000Z"
>                     }
>                 ]
> }
> Case2: Having array with multiple map items with diff data types. eg. String and Boolean both type. 
> {"attributes": [
>                     {
>                         "name": "startDate",
>                         "value": "2011-07-25T15:30:00.000Z"
>                     },
>                     {
>                         "name": "hasCBD",
>                         "value": false
>                     }
>                 ]
> }
> Query: 
> select flatten(attributes) as Var from dfs.`/filepath/filename.json`
>  
> Error: 
> org.apache.drill.common.exceptions.UserRemoteException: SYSTEM ERROR: IndexOutOfBoundsException: readerIndex: 0, writerIndex: 1764642048 (expected: 0 <= readerIndex <= writerIndex <= capacity(0)) Fragment: 0:0 Please, refer to logs for more information. [Error Id: c5a3b8fa-cad1-4c9a-8673-de5745e9170b on GGNUWT461535L.ad.infosys.com:31010]
>  



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