Github user sun-rui commented on a diff in the pull request:
https://github.com/apache/spark/pull/12493#discussion_r60345680
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/api/r/SQLUtils.scala
---
@@ -23,12 +23,15 @@ import scala.util.matching.Regex
import org.apache.spark.api.java.{JavaRDD, JavaSparkContext}
import org.apache.spark.api.r.SerDe
+import org.apache.spark.broadcast.Broadcast
import org.apache.spark.rdd.RDD
import org.apache.spark.sql.{DataFrame, Row, SaveMode, SQLContext}
+import org.apache.spark.sql.catalyst.encoders.RowEncoder
import org.apache.spark.sql.catalyst.expressions.GenericRowWithSchema
+import org.apache.spark.sql.Encoder
import org.apache.spark.sql.types._
-private[r] object SQLUtils {
+private[sql] object SQLUtils {
--- End diff --
Several functions in this object need to be called in MapPartitionsRWrapper
whose package is org.apache.spark.sql.execution.r.
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