sandeep-katta commented on a change in pull request #24317:
[Spark-27406][SQL]UnsafeArrayData serialization breaks when two machines have
different Oops size
URL: https://github.com/apache/spark/pull/24317#discussion_r273015908
##########
File path:
sql/catalyst/src/main/java/org/apache/spark/sql/catalyst/expressions/UnsafeArrayData.java
##########
@@ -52,7 +58,7 @@
* Instances of `UnsafeArrayData` act as pointers to row data stored in this
format.
*/
-public final class UnsafeArrayData extends ArrayData {
+public final class UnsafeArrayData extends ArrayData implements Externalizable
{
Review comment:
implement KryoSerializable also
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