diff --git a/sql/core/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala b/sql/core/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
index 2fe1818866d71e9f58e265b03e45db91e985debc..c1bd51632d8737d6337c54b0a5cf2326383e4286 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
@@ -489,7 +489,7 @@ object SQLConf {
     .internal()
     .doc("When true, aggregate with keys use an in-memory columnar map to speed up execution.")
     .booleanConf
-    .createWithDefault(true)
+    .createWithDefault(false)
 
   val FILE_SINK_LOG_DELETION = SQLConfigBuilder("spark.sql.streaming.fileSink.log.deletion")
     .internal()