Github user paul-rogers commented on a diff in the pull request:
https://github.com/apache/drill/pull/822#discussion_r118813677
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/aggregate/HashAggTemplate.java
---
@@ -285,8 +648,18 @@ public AggOutcome doWork() {
// In the future HashAggregate may also need to perform some actions
conditionally
// in the outer try block.
+ assert ! handlingSpills || currentIndex < Integer.MAX_VALUE;
+
outside:
while (true) {
+
+ // This would be called only once - after actual data arrives on
incoming
+ if ( schema == null && incoming.getRecordCount() > 0 ) {
+ this.schema = incoming.getSchema();
+ // Calculate the number of partitions based on actual incoming
data
+ delayedSetup();
+ }
+
--- End diff --
Comment on original code below: no need for the EXTRA_DEBUG_1 and
EXTRA_DEBUG_2: just use trace level logging and avoid the extra complexity.
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