From ab19141e07a151c3bdea9dfdd17bed296e3e9395 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=9D=8E=E4=BA=AE?= Date: Mon, 10 Dec 2018 16:05:40 +0800 Subject: [PATCH] Enhance function merge performance in Row --- sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala | 1 + 1 file changed, 1 insertion(+) diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala index e12bf9616e2de..4f5af9ac80b10 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/Row.scala @@ -57,6 +57,7 @@ object Row { /** * Merge multiple rows into a single row, one after another. */ + @deprecated("This method is deprecated and will be removed in future versions.", "3.0.0") def merge(rows: Row*): Row = { // TODO: Improve the performance of this if used in performance critical part. new GenericRow(rows.flatMap(_.toSeq).toArray)