[GitHub] HyukjinKwon commented on a change in pull request #23787: [SPARK-26830][SQL][R] Vectorized R dapply() implementation

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HyukjinKwon commented on a change in pull request #23787: [SPARK-26830][SQL][R] Vectorized R dapply() implementation
URL: https://github.com/apache/spark/pull/23787#discussion_r256756874
 
 

 ##########
 File path: R/pkg/R/DataFrame.R
 ##########
 @@ -1437,6 +1437,29 @@ dapplyInternal <- function(x, func, schema) {
     schema <- structType(schema)
   }
 
+  arrowEnabled <- sparkR.conf("spark.sql.execution.arrow.enabled")[[1]] == "true"
 
 Review comment:
   @felixcheung, I will deduplicate this checker across all R optimization after this PR if that's fine to you too. I was trying to work on multiple features so wanted to avoid conflicts.

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