cloud-fan commented on a change in pull request #30743:
URL: https://github.com/apache/spark/pull/30743#discussion_r543122777
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/CacheTableExec.scala
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@@ -87,3 +87,16 @@ case class CacheTableAsSelectExec(
sparkSession.table(tempViewName)
}
}
+
+case class UncacheTableExec(
+ relation: LogicalPlan,
+ cascade: Boolean) extends V2CommandExec {
+ override def run(): Seq[InternalRow] = {
+ val sparkSession = sqlContext.sparkSession
+ val df = Dataset.ofRows(sparkSession, relation)
+ sparkSession.sharedState.cacheManager.uncacheQuery(df, cascade)
Review comment:
`uncacheQuery` can take `LogicalPlan` directly. Let's use that overload
to avoid creating a dataframe.
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