[GitHub] [spark] cloud-fan commented on a change in pull request #27550: [SPARK-30799][SQL] CatalogAndIdentifier shouldn't return wrong namespace

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cloud-fan commented on a change in pull request #27550: [SPARK-30799][SQL] CatalogAndIdentifier shouldn't return wrong namespace
URL: https://github.com/apache/spark/pull/27550#discussion_r378307290
 
 

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 File path: sql/core/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveSessionCatalog.scala
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 @@ -423,14 +428,6 @@ class ResolveSessionCatalog(
               s"'${db.head}' != '${v1TableName.database.get}'")
         case _ => ns.map(_.head)
       }
-      if (ns.isDefined && ns.get.length > 1) {
-        throw new AnalysisException(
-          s"Namespace name should have only one part if specified: ${ns.get.quoted}")
-      }
-      if (tbl.length > 2) {
 
 Review comment:
   This is dead code, `al v1TableName = parseV1Table(tbl, sql).asTableIdentifier` fails earlier if `length > 2`

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