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Posted to issues@beam.apache.org by "Tarush Grover (Jira)" <ji...@apache.org> on 2019/10/07 15:49:00 UTC

[jira] [Assigned] (BEAM-7921) Add Schema support for Tensorflow

     [ https://issues.apache.org/jira/browse/BEAM-7921?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tarush Grover reassigned BEAM-7921:
-----------------------------------

    Assignee: Tarush Grover

> Add Schema support for Tensorflow
> ---------------------------------
>
>                 Key: BEAM-7921
>                 URL: https://issues.apache.org/jira/browse/BEAM-7921
>             Project: Beam
>          Issue Type: Improvement
>          Components: dsl-sql, io-java-tfrecord
>    Affects Versions: 2.14.0
>            Reporter: Neville Li
>            Assignee: Tarush Grover
>            Priority: Major
>
> Similar to BEAM-5807, Tensorflow's defacto storage format is {{TFRecord}} files with {{Example}} proto payload and its own schema.proto. We already have {{TFRecordIO}} support. Need to implement:
>  * Conversion between Beam and TF schema
>  * Conversion between Beam Row and TF Example proto
>  * {{TFRecordTableProvider}}
> [https://github.com/tensorflow/metadata/blob/master/tensorflow_metadata/proto/v0/schema.proto]
> [https://github.com/tensorflow/tensorflow/blob/master/tensorflow/core/example/example.proto]
>  
> Also it seems the metadata protos are not published as Java artifacts:
> [https://github.com/tensorflow/metadata/issues/5]
> My WIP branch: https://github.com/spotify/beam/tree/neville/tf



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