cloud-fan commented on a change in pull request #25771: [SPARK-28970][SQL]
Implement USE CATALOG/NAMESPACE for Data Source V2
URL: https://github.com/apache/spark/pull/25771#discussion_r325972019
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceResolution.scala
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@@ -170,15 +170,10 @@ case class DataSourceResolution(
DeleteFromTable(aliased, delete.condition)
case ShowNamespacesStatement(None, pattern) =>
- defaultCatalog match {
- case Some(catalog) =>
- ShowNamespaces(catalog.asNamespaceCatalog, None, pattern)
- case None =>
- throw new AnalysisException("No default v2 catalog is set.")
- }
+ ShowNamespaces(currentCatalog.asNamespaceCatalog, None, pattern)
case ShowNamespacesStatement(Some(namespace), pattern) =>
- val CatalogNamespace(maybeCatalog, ns) = namespace
+ val DefaultCatalogAndNamespace(maybeCatalog, ns) = namespace
Review comment:
why not use `CurrentCatalogAndNamespace`?
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