GitHub user HyukjinKwon opened a pull request:
https://github.com/apache/spark/pull/20073
[SPARK-22843][R] Adds localCheckpoint in R
## What changes were proposed in this pull request?
This PR proposes to add `localCheckpoint(..)` in R API.
```r
df <- localCheckpoint(createDataFrame(iris))
```
## How was this patch tested?
Unit tests added in `R/pkg/tests/fulltests/test_sparkSQL.R`
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/HyukjinKwon/spark SPARK-22843
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/20073.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 #20073
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commit ec27a80be663ab29ae563a3a9ca8f2a0d32436d5
Author: hyukjinkwon <gurwls223@...>
Date: 2017-12-25T04:58:15Z
Adds localCheckpoint in R
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