Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/13566#discussion_r66541600
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/catalog/Catalog.scala ---
@@ -226,4 +226,11 @@ abstract class Catalog {
*/
def refreshTable(tableName: String): Unit
+ /**
+ * Invalidate and refresh all the cached data (and the associated
metadata) for any dataframe that
+ * contains the given data source path.
+ *
+ * @since 2.0.0
+ */
+ def refreshResource(path: String): Unit
--- End diff --
I'm confusing with these Catalog/SessionCatalog/ExternalCatalog here,
thought this is SessionCatalog or ExternalCatalog, so it make sense to be here
(together with other API related to cache).
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