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Xin Ren authored
https://issues.apache.org/jira/browse/SPARK-16381 ## What changes were proposed in this pull request? Update SQL examples and programming guide for R language binding. Here I just follow example https://github.com/apache/spark/compare/master...liancheng:example-snippet-extraction, created a separate R file to store all the example code. ## How was this patch tested? Manual test on my local machine. Screenshot as below:  Author: Xin Ren <iamshrek@126.com> Closes #14082 from keypointt/SPARK-16381.
Xin Ren authoredhttps://issues.apache.org/jira/browse/SPARK-16381 ## What changes were proposed in this pull request? Update SQL examples and programming guide for R language binding. Here I just follow example https://github.com/apache/spark/compare/master...liancheng:example-snippet-extraction, created a separate R file to store all the example code. ## How was this patch tested? Manual test on my local machine. Screenshot as below:  Author: Xin Ren <iamshrek@126.com> Closes #14082 from keypointt/SPARK-16381.
