HyukjinKwon commented on a change in pull request #34396:
URL: https://github.com/apache/spark/pull/34396#discussion_r747990678
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File path: sql/core/src/main/scala/org/apache/spark/sql/execution/Columnar.scala
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@@ -458,6 +462,34 @@ case class RowToColumnarExec(child: SparkPlan) extends
RowToColumnarTransition {
// This avoids calling `schema` in the RDD closure, so that we don't need
to include the entire
// plan (this) in the closure.
val localSchema = this.schema
+ if (enableArrowColumnVector) {
+ val maxRecordsPerBatch = SQLConf.get.arrowMaxRecordsPerBatch
+ val timeZoneId = SQLConf.get.sessionLocalTimeZone
+ return child.execute().mapPartitionsInternal { rowIterator =>
+ val context = TaskContext.get()
+ val allocator = ArrowUtils.getDefaultAllocator
+ val bytesIterator = ArrowConverters
+ .toBatchIterator(rowIterator, localSchema, maxRecordsPerBatch,
timeZoneId, context)
Review comment:
(FWIW, I think we can deduplicate `toArrowBatchRdd` by using that new
physical plan.) And also cc @tgravescs and @revans2 FYI
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