Bump up default hash map size

JoshRosen · JoshRosen · commit 23a440ac3636 · 2015-04-23T13:29:06.000-07:00
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala
@@ -290,7 +290,7 @@ case class GeneratedAggregate(
           aggregationBufferSchema,
           groupKeySchema,
           MemoryAllocator.UNSAFE,
-          1024
+          1024 * 16
         )
 
         while (iter.hasNext) {

Original file line number	Diff line number	Diff line change
`@@ -290,7 +290,7 @@ case class GeneratedAggregate(`
`290`	`290`	`aggregationBufferSchema,`
`291`	`291`	`groupKeySchema,`
`292`	`292`	`MemoryAllocator.UNSAFE,`
`293`		`- 1024`
	`293`	`+ 1024 * 16`
`294`	`294`	`)`
`295`	`295`
`296`	`296`	`while (iter.hasNext) {`