Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/15301#discussion_r81204124
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/catalog/Catalog.scala ---
@@ -102,6 +102,83 @@ abstract class Catalog {
def listColumns(dbName: String, tableName: String): Dataset[Column]
/**
+ * Find the database with the specified name. This returns [[None]] when
no [[Database]] can be
+ * found.
+ *
+ * @since 2.1.0
+ */
+ def findDatabase(dbName: String): Option[Database]
--- End diff --
Per discussion offline, it'd be better to change this to throw an analysis
exception for java compatibility, to be consistent with rest of Spark.
We should annotate the method with a throw annotation.
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