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https://issues.apache.org/jira/browse/SPARK-8847?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14699824#comment-14699824
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Shivaram Venkataraman commented on SPARK-8847:
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To add a bit more detail here is how `concat` can be used in 1.5
https://github.com/apache/spark/blob/76c155dd4483d58499e5cb66e5e9373bb771dbeb/R/pkg/inst/tests/test_sparkSQL.R#L720
[[email protected]] I think this covers the use cases you have in mind ?
> String concatination with column in SparkR
> ------------------------------------------
>
> Key: SPARK-8847
> URL: https://issues.apache.org/jira/browse/SPARK-8847
> Project: Spark
> Issue Type: New Feature
> Components: R
> Reporter: Amar Gondaliya
>
> 1. String concatination with the values of the column. i.e. df$newcol
> <-paste("a",df$column) type functionality.
> 2. String concatination between columns i.e. df$newcol <-
> paste(df$col1,"-",df$col2)
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