dongjoon-hyun commented on code in PR #49933:
URL: https://github.com/apache/spark/pull/49933#discussion_r1954656932
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveHints.scala:
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@@ -174,9 +174,23 @@ object ResolveHints {
* COALESCE Hint accepts names "COALESCE", "REPARTITION", and
"REPARTITION_BY_RANGE".
*/
object ResolveCoalesceHints extends Rule[LogicalPlan] {
-
- val COALESCE_HINT_NAMES: Set[String] =
- Set("COALESCE", "REPARTITION", "REPARTITION_BY_RANGE", "REBALANCE")
+ private def getNumOfPartitions(hint: UnresolvedHint): (Option[Int],
Seq[Any]) = {
+ hint.parameters match {
+ case Seq(ByteLiteral(numPartitions), _*) =>
+ (Some(numPartitions.toInt), hint.parameters.tail)
+ case Seq(ShortLiteral(numPartitions), _*) =>
+ (Some(numPartitions.toInt), hint.parameters.tail)
+ case Seq(IntegerLiteral(numPartitions), _*) => (Some(numPartitions),
hint.parameters.tail)
+ case _ => (None, hint.parameters)
+ }
+ }
Review Comment:
nit. New empty line between two methods.
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