[jira] [Commented] (BEAM-1782) BigQuery read transform fails for DirectRunner when reading empty repeated fields

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

    [ https://issues.apache.org/jira/browse/BEAM-1782?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15937062#comment-15937062 ] 

ASF GitHub Bot commented on BEAM-1782:
--------------------------------------

GitHub user chamikaramj opened a pull request:

    https://github.com/apache/beam/pull/2289

    [BEAM-1782] Updates BigQuery read transform to correctly process empty repeated fields.

    This fixes DirectRunnner. DataflowRunner is already processing these fields correctly.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/chamikaramj/beam bq_empty_repeated

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/beam/pull/2289.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #2289
    
----
commit f3da5eb0f70f51c3e0b4b304b55d56cba7cd3f99
Author: chamikara@google.com <ch...@google.com>
Date:   2017-03-22T20:17:26Z

    Updates BigQuery read transform to correctly process empty repeated fields.

----


> BigQuery read transform fails for DirectRunner when reading empty repeated fields
> ---------------------------------------------------------------------------------
>
>                 Key: BEAM-1782
>                 URL: https://issues.apache.org/jira/browse/BEAM-1782
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-py
>            Reporter: Chamikara Jayalath
>            Assignee: Chamikara Jayalath
>
> We currently expect an empty list instead of 'None' at following location.
> https://github.com/apache/beam/blob/master/sdks/python/apache_beam/io/gcp/bigquery.py#L1072
> What we actually receive from BigQuery for empty repeated fields is 'None' resulting in a failure.



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