Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/22954#discussion_r232173043
--- Diff: R/pkg/R/SQLContext.R ---
@@ -172,10 +221,10 @@ getDefaultSqlSource <- function() {
createDataFrame <- function(data, schema = NULL, samplingRatio = 1.0,
numPartitions = NULL) {
sparkSession <- getSparkSession()
-
+ arrowEnabled <- sparkR.conf("spark.sql.execution.arrow.enabled")[[1]] ==
"true"
--- End diff --
is it always in the conf - I think you can also pass in a default value to
sparkR.conf
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