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https://issues.apache.org/jira/browse/DRILL-4120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16358211#comment-16358211
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Engin Sozer commented on DRILL-4120:
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Hi [~kam_iitkgp],

Is there any plan to make this work with dir0? If not, what do you suggest on 
partitioning the avro data on dfs and how to query the data with optimized 
performance?

> dir0 does not work when the directory structure contains Avro files
> -------------------------------------------------------------------
>
>                 Key: DRILL-4120
>                 URL: https://issues.apache.org/jira/browse/DRILL-4120
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Query Planning & Optimization
>    Affects Versions: 1.3.0
>            Reporter: Stefán Baxter
>            Assignee: Bhallamudi Venkata Siva Kamesh
>            Priority: Major
>             Fix For: Future
>
>         Attachments: 
> 0001-DRILL-4120-Support-reading-directories-having-avro-f.patch
>
>
> Any select statment containing dirN fails if the target directory structure 
> contains Avro files.
> Steps to test:
> 1. create a simple directory structure
> 2. copy an avro file into each directory
> 3. execute a query containing dir0
> outcome:
> Error: VALIDATION ERROR: From line 1, column 117 to line 1, column 120: 
> Column 'dir0' not found in any table



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