Github user sohami commented on a diff in the pull request:
https://github.com/apache/drill/pull/1227#discussion_r183145138
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/join/HashJoinBatch.java
---
@@ -157,14 +172,20 @@ public int metricId() {
}
}
+ public class HashJoinMemoryManager extends JoinBatchMemoryManager {
--- End diff --
Not required you can directly use `JoinBatchMemoryManager`.---
