cloud-fan commented on a change in pull request #31378:
URL: https://github.com/apache/spark/pull/31378#discussion_r567840910
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/tables.scala
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@@ -895,16 +895,10 @@ case class ShowTablesCommand(
* SHOW TBLPROPERTIES table_name[('propertyKey')];
* }}}
*/
-case class ShowTablePropertiesCommand(table: TableIdentifier, propertyKey:
Option[String])
- extends RunnableCommand {
-
- override val output: Seq[Attribute] = {
- val schema = AttributeReference("value", StringType, nullable = false)()
:: Nil
- propertyKey match {
- case None => AttributeReference("key", StringType, nullable = false)()
:: schema
- case _ => schema
- }
- }
+case class ShowTablePropertiesCommand(
+ table: TableIdentifier,
+ propertyKey: Option[String],
+ override val output: Seq[Attribute]) extends RunnableCommand {
Review comment:
do we need the `override val`?
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