cloud-fan commented on a change in pull request #27718:
[SPARK-30885][SQL][FOLLOW-UP] Fix issues where some V1 commands allow tables
that are not fully qualified.
URL: https://github.com/apache/spark/pull/27718#discussion_r386214168
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveSessionCatalog.scala
##########
@@ -655,6 +655,9 @@ class ResolveSessionCatalog(
object SessionCatalogAndTable {
def unapply(nameParts: Seq[String]): Option[(CatalogPlugin, Seq[String])]
= nameParts match {
case SessionCatalogAndIdentifier(catalog, ident) =>
+ if (ident.namespace.isEmpty) {
+ throw new AnalysisException(s"Table not found: ${nameParts.quoted}")
Review comment:
nit: maybe we can check more
```
if (ident.namespace.length != 1) {
fail("The namespace of tables in the session catalog must have only one
name part.")
}
```
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