GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/12087
[SPARK-14296][SQL][WIP] whole stage codegen support for Dataset.map
## What changes were proposed in this pull request?
This PR adds a new operator `MapElements` for `Dataset.map`, it's a 1-1
mapping and should be easier to adapt to whole stage codegen framework.
## How was this patch tested?
new test in `WholeStageCodegenSuite`
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark map
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/12087.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 #12087
----
commit 6dc22b96a3fa5706111329917f860aed32e31cc9
Author: Wenchen Fan <[email protected]>
Date: 2016-03-31T13:46:27Z
create MapElements
commit 770d9bbbb03de79905dada70e186adb74676edb0
Author: Wenchen Fan <[email protected]>
Date: 2016-03-31T14:23:06Z
support whole stage codegen
----
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
