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https://issues.apache.org/jira/browse/ARROW-1614?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17106655#comment-17106655
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Christopher Osborn commented on ARROW-1614:
-------------------------------------------

Thank you [~chrish42] for taking this on! I was happy to find this ticket. I 
also need to store constant-dimension tensors in tables, with the intention of 
then exposing them in Python as ndarrays and in C++ as Eigen Matrix/Tensor 
views. I'm still ramping up on Arrow (and so far only in C++), and don't really 
understand the ExtensionType facility yet, but would be happy to lend a hand if 
possible. I was about to start picking my way painfully down a similar road.

> [C++] Add a Tensor logical value type with constant dimensions, implemented 
> using ExtensionType
> -----------------------------------------------------------------------------------------------
>
>                 Key: ARROW-1614
>                 URL: https://issues.apache.org/jira/browse/ARROW-1614
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++, Format
>            Reporter: Wes McKinney
>            Priority: Major
>
> In an Arrow table, we would like to add support for a column that has values 
> cells each containing a tensor value, with all tensors having the same 
> dimensions. These would be stored as a binary value, plus some metadata to 
> store type and shape/strides.



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