viirya commented on code in PR #11232:
URL: https://github.com/apache/datafusion/pull/11232#discussion_r1666103755
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datafusion/sqllogictest/test_files/joins.slt:
##########
@@ -1336,6 +1350,43 @@ physical_plan
10)----------RepartitionExec: partitioning=RoundRobinBatch(2),
input_partitions=1
11)------------MemoryExec: partitions=1, partition_sizes=[1]
+# Join on struct
+query TT
+explain select join_t3.s3, join_t4.s4
+from join_t3
+inner join join_t4 on join_t3.s3 = join_t4.s4
+----
+logical_plan
+01)Inner Join: join_t3.s3 = join_t4.s4
+02)--TableScan: join_t3 projection=[s3]
+03)--TableScan: join_t4 projection=[s4]
+physical_plan
+01)CoalesceBatchesExec: target_batch_size=2
+02)--HashJoinExec: mode=Partitioned, join_type=Inner, on=[(s3@0, s4@0)]
+03)----CoalesceBatchesExec: target_batch_size=2
+04)------RepartitionExec: partitioning=Hash([s3@0], 2), input_partitions=2
+05)--------RepartitionExec: partitioning=RoundRobinBatch(2), input_partitions=1
+06)----------MemoryExec: partitions=1, partition_sizes=[1]
+07)----CoalesceBatchesExec: target_batch_size=2
+08)------RepartitionExec: partitioning=Hash([s4@0], 2), input_partitions=2
+09)--------RepartitionExec: partitioning=RoundRobinBatch(2), input_partitions=1
+10)----------MemoryExec: partitions=1, partition_sizes=[1]
+
+query ??
+select join_t3.s3, join_t4.s4
+from join_t3
+inner join join_t4 on join_t3.s3 = join_t4.s4
+----
+{id: 2} {id: 2}
+
+# join with struct key and nulls
Review Comment:
```suggestion
# join with struct key and nulls
# Note that intersect or except applies `null_equals_null` as true for Join.
```
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