Github user nongli commented on a diff in the pull request:
https://github.com/apache/spark/pull/10498#discussion_r49002565
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/WriterContainer.scala
---
@@ -335,6 +339,121 @@ private[sql] class DynamicPartitionWriterContainer(
val partitionName = Literal(c.name + "=") :: str :: Nil
if (i == 0) partitionName else Literal(Path.SEPARATOR) ::
partitionName
}
+ }
+
+ private def getBucketIdFromKey(key: InternalRow): Option[Int] = {
+ if (bucketSpec.isDefined) {
+ Some(key.getInt(partitionColumns.length))
+ } else {
+ None
+ }
+ }
+
+ private def sameBucket(key1: UnsafeRow, key2: UnsafeRow): Boolean = {
+ val bucketIdIndex = partitionColumns.length
+ if (key1.getInt(bucketIdIndex) != key2.getInt(bucketIdIndex)) {
+ false
+ } else {
+ var i = partitionColumns.length - 1
+ while (i >= 0) {
+ val dt = partitionColumns(i).dataType
+ if (key1.get(i, dt) != key2.get(i, dt)) return false
+ i -= 1
+ }
+ true
+ }
+ }
+
+ private def sortBasedWrite(
+ sorter: UnsafeKVExternalSorter,
+ iterator: Iterator[InternalRow],
+ getSortingKey: UnsafeProjection,
+ getOutputRow: UnsafeProjection,
+ getPartitionString: UnsafeProjection,
+ outputWriters: java.util.HashMap[InternalRow, OutputWriter]): Unit =
{
--- End diff --
unused?
---
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