Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/17512#discussion_r109833836
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/internal/CatalogImpl.scala ---
@@ -456,7 +460,8 @@ class CatalogImpl(sparkSession: SparkSession) extends
Catalog {
/**
* Refreshes the cache entry and the associated metadata for all Dataset
(if any), that contain
- * the given data source path.
+ * the given data source path. Path matching is by prefix, i.e. "/"
would invalidate
--- End diff --
For some reason in here, CatalogImpl.scala is very different from
Catalog.scala - let me know if you want me to change them - for now I've
updated the first sentence.
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