cloud-fan commented on a change in pull request #25601: [SPARK-28856][SQL]
Implement SHOW DATABASES for Data Source V2 Tables
URL: https://github.com/apache/spark/pull/25601#discussion_r322737478
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceResolution.scala
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@@ -178,6 +178,24 @@ case class DataSourceResolution(
val aliased = delete.tableAlias.map(SubqueryAlias(_,
relation)).getOrElse(relation)
DeleteFromTable(aliased, delete.condition)
+ case ShowNamespacesStatement(None, pattern) =>
+ defaultCatalog match {
Review comment:
Let's implement switching the current catalog first, otherwise we are not
able to test it.
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