Github user yhuai commented on a diff in the pull request: https://github.com/apache/spark/pull/13386#discussion_r65305344 --- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala --- @@ -447,52 +447,20 @@ private[hive] class HiveMetastoreCatalog(sparkSession: SparkSession) extends Log case p: LogicalPlan if p.resolved => p case p @ CreateTableAsSelectLogicalPlan(table, child, allowExisting) => - val schema = if (table.schema.nonEmpty) { - table.schema + val desc = if (table.storage.serde.isEmpty) { + // add default serde + table.withNewStorage( + serde = Some("org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe")) } else { - child.output.map { a => - CatalogColumn(a.name, a.dataType.catalogString, a.nullable) - } + table } - val desc = table.copy(schema = schema) - - if (sessionState.convertCTAS && table.storage.serde.isEmpty) { - // Do the conversion when spark.sql.hive.convertCTAS is true and the query - // does not specify any storage format (file format and storage handler). - if (table.identifier.database.isDefined) { - throw new AnalysisException( - "Cannot specify database name in a CTAS statement " + - "when spark.sql.hive.convertCTAS is set to true.") --- End diff -- Seems we do support having db name, right?
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