cloud-fan commented on a change in pull request #31705:
URL: https://github.com/apache/spark/pull/31705#discussion_r585395262
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/v2Commands.scala
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@@ -296,10 +296,14 @@ case class DropNamespace(
*/
case class DescribeNamespace(
namespace: LogicalPlan,
- extended: Boolean) extends Command {
+ extended: Boolean,
+ override val output: Seq[Attribute] = DescribeNamespace.getOutputAttr)
extends Command {
override def children: Seq[LogicalPlan] = Seq(namespace)
- override def output: Seq[Attribute] = Seq(
+}
+
+object DescribeNamespace {
+ def getOutputAttr: Seq[Attribute] = Seq(
Review comment:
the v2 schema is weird: `name: string, value: string`. Shall we follow
DESC COLUMN and use `info_name: string, info_value: string`?
v2 command is not stable yet and we can still change it.
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