GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/5744
[SPARK-7133][SQL] Implement struct, array, and map field accessor
It's the first step: generalize UnresolvedGetField to support all map,
struct, and array
TODO: add apply in Scala and __getitem__ in Python, and unify the `getItem`
and `getField` to one single API.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark generalize
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/5744.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 #5744
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commit 139e182665b3d185f2844e9778bb365ee3fac2ff
Author: Wenchen Fan <[email protected]>
Date: 2015-04-28T11:00:32Z
generalize UnresolvedGetField to support all map, struct, and array
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