Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/14962#discussion_r77753115 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/command/ddl.scala --- @@ -189,31 +189,39 @@ case class DropTableCommand( override def run(sparkSession: SparkSession): Seq[Row] = { val catalog = sparkSession.sessionState.catalog - if (!catalog.tableExists(tableName)) { - if (!ifExists) { - val objectName = if (isView) "View" else "Table" - throw new AnalysisException(s"$objectName to drop '$tableName' does not exist") - } - } else { - // If the command DROP VIEW is to drop a table or DROP TABLE is to drop a view - // issue an exception. - catalog.getTableMetadataOption(tableName).map(_.tableType match { - case CatalogTableType.VIEW if !isView => - throw new AnalysisException( - "Cannot drop a view with DROP TABLE. Please use DROP VIEW instead") - case o if o != CatalogTableType.VIEW && isView => - throw new AnalysisException( - s"Cannot drop a table with DROP VIEW. Please use DROP TABLE instead") - case _ => - }) - try { - sparkSession.sharedState.cacheManager.uncacheQuery( - sparkSession.table(tableName.quotedString)) - } catch { - case NonFatal(e) => log.warn(e.toString, e) + + // If the table name contains database part, we should drop a metastore table directly, + // otherwise, try to drop a temp view first, if that not exist, drop metastore table. + val dropMetastoreTable = + tableName.database.isDefined || !catalog.dropTempView(tableName.table) --- End diff -- `Drop Table` is unable to drop a temp view, right? ```SQL spark.range(10).createTempView("tempView") sql("DESC tempView").show() sql("DROP TABLE tempView") sql("DESC tempView").show() ```
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