rdblue commented on a change in pull request #25747: [SPARK-29039][SQL]
centralize the catalog and table lookup logic
URL: https://github.com/apache/spark/pull/25747#discussion_r331279232
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/unresolved.scala
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@@ -59,6 +60,28 @@ object UnresolvedRelation {
UnresolvedRelation(tableIdentifier.database.toSeq :+ tableIdentifier.table)
}
+/**
+ * A variant of [[UnresolvedRelation]] which can only be resolved to a v2 table
+ * (`DataSourceV2Relation`), not view or temp view.
+ *
+ * @param originalNameParts the original table identifier name parts before
catalog is resolved.
+ * @param catalog The catalog which the table should be looked up from.
+ * @param tableName The name of the table to look up.
+ */
+case class UnresolvedV2Table(
Review comment:
Minor: I think we may want to use `UnresolvedV2Relation` instead. The only
thing we know is that this uses a v2 catalog. It could be a v2 view in the
future.
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