paul-rogers commented on code in PR #2875:
URL: https://github.com/apache/drill/pull/2875#discussion_r1462817821
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exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/common/HashPartition.java:
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@@ -157,11 +162,11 @@ public HashPartition(FragmentContext context,
BufferAllocator allocator, Chained
.build(logger);
} catch (SchemaChangeException sce) {
throw new IllegalStateException("Unexpected Schema Change while creating
a hash table",sce);
- }
- this.hjHelper = semiJoin ? null : new HashJoinHelper(context, allocator);
- tmpBatchesList = new ArrayList<>();
- if (numPartitions > 1) {
- allocateNewCurrentBatchAndHV();
+ } catch (OutOfMemoryException oom) {
+ close();
+ throw UserException.memoryError(oom)
+ .message("OutOfMemory while allocate memory for hash partition.")
Review Comment:
Suggested: `"Failed to allocate hash partition."`
The `memoryError()` already indicate it is an OOM error.
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exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/join/AbstractHashBinaryRecordBatch.java:
##########
@@ -1312,7 +1313,9 @@ private void cleanup() {
}
// clean (and deallocate) each partition, and delete its spill file
for (HashPartition partn : partitions) {
- partn.close();
+ if (Objects.nonNull(partn)) {
Review Comment:
Simpler `if (partn != null) {`
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