Github user ueshin commented on a diff in the pull request: https://github.com/apache/spark/pull/18136#discussion_r118855760 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/misc.scala --- @@ -104,3 +107,25 @@ case class CurrentDatabase() extends LeafExpression with Unevaluable { override def nullable: Boolean = false override def prettyName: String = "current_database" } + +// scalastyle:off line.size.limit +@ExpressionDescription( + usage = "_FUNC_() - Returns a universally unique identifier (UUID) string. The value is returned as a canonical UUID 36-character string.", + extended = """ + Examples: + > SELECT _FUNC_(); + 46707d92-02f4-4817-8116-a4c3b23e6266 + """) +// scalastyle:on line.size.limit +case class Uuid() extends LeafExpression with CodegenFallback { --- End diff -- Can you implement codegen for this?
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org