ivoson commented on code in PR #40610:
URL: https://github.com/apache/spark/pull/40610#discussion_r1154005920
##########
connector/connect/client/jvm/src/main/scala/org/apache/spark/sql/connect/client/SparkResult.scala:
##########
@@ -134,24 +134,41 @@ private[sql] class SparkResult[T](
/**
* Returns an iterator over the contents of the result.
*/
- def iterator: java.util.Iterator[T] with AutoCloseable = {
+ def iterator: java.util.Iterator[T] with AutoCloseable =
+ buildIterator(destructive = false)
+
+ /**
+ * Returns an destructive iterator over the contents of the result.
+ */
+ def destructiveIterator: java.util.Iterator[T] with AutoCloseable =
+ buildIterator(destructive = true)
+
+ private def buildIterator(destructive: Boolean): java.util.Iterator[T] with
AutoCloseable = {
new java.util.Iterator[T] with AutoCloseable {
- private[this] var batchIndex: Int = -1
private[this] var iterator: java.util.Iterator[InternalRow] =
Collections.emptyIterator()
private[this] var deserializer: Deserializer[T] = _
+ private[this] var currentBatch: ColumnarBatch = _
+ private[this] val _destructive: Boolean = destructive
+
override def hasNext: Boolean = {
if (iterator.hasNext) {
return true
}
- val nextBatchIndex = batchIndex + 1
+ val batchIndex = batches.indexOf(currentBatch)
Review Comment:
Thanks @hvanhovell , will try to make the change.
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