rdblue commented on a change in pull request #24741: [SPARK-27322][SQL]
DataSourceV2: Select from multiple catalogs
URL: https://github.com/apache/spark/pull/24741#discussion_r290847307
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceResolution.scala
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@@ -98,8 +100,22 @@ case class DataSourceResolution(
case DropViewStatement(AsTableIdentifier(tableName), ifExists) =>
DropTableCommand(tableName, ifExists, isView = true, purge = false)
+
+ case u @ UnresolvedRelation(CatalogObjectIdentifier(Some(catalog), ident))
=>
Review comment:
Now that #24416 is merged, this rule can be in the analyzer. It was only
here because DataSourceV2Relation was not available in Catalyst and, as John
mentioned, this is where we are placing rules that convert to logical plan
nodes that are specific to DataSource.
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