ramesh0201 commented on a change in pull request #1701:
URL: https://github.com/apache/hive/pull/1701#discussion_r551551287
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/tez/HiveSplitGenerator.java
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@@ -385,7 +387,11 @@ public HiveSplitGenerator(InputInitializerContext
initializerContext) throws IOE
@Override
public void onVertexStateUpdated(VertexStateUpdate stateUpdate) {
- pruner.processVertex(stateUpdate.getVertexName());
+ // pruner registers for vertex state updates after it is ready to handle
them
+ // so we do not worry about events coming before pruner was initialized
+ if (pruner != null) {
Review comment:
I can understand status updates are not needed when not initialized. Is
the not null check only for safety or did we introduce any new place where we
start assigning null values.
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