HyukjinKwon commented on a change in pull request #30187:
URL: https://github.com/apache/spark/pull/30187#discussion_r517770443
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File path:
sql/core/src/main/scala/org/apache/spark/sql/internal/CatalogImpl.scala
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@@ -524,14 +527,17 @@ class CatalogImpl(sparkSession: SparkSession) extends
Catalog {
// If this table is cached as an InMemoryRelation, drop the original
// cached version and make the new version cached lazily.
val cache = sparkSession.sharedState.cacheManager.lookupCachedData(table)
+
+ // uncache the logical plan.
+ // note this is a no-op for the table itself if it's not cached, but will
invalidate all
+ // caches referencing this table.
+ sparkSession.sharedState.cacheManager.uncacheQuery(table, cascade = true)
Review comment:
Thanks @sunchao
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