yaooqinn commented on code in PR #48395:
URL: https://github.com/apache/spark/pull/48395#discussion_r1796443103
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sql/core/src/test/resources/sql-tests/analyzer-results/null-handling.sql.out:
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@@ -69,6 +69,24 @@ Project [a#x, (b#x + c#x) AS (b + c)#x]
+- Relation spark_catalog.default.t1[a#x,b#x,c#x] parquet
+-- !query
+select b + 0 from t1 where a = 5
Review Comment:
`ReorderAssociativeOperatorSuite` is more about the plan correctness.
If we want the test to be more intuitive and specific for NULL semantics, I
can add some more null-relevant cases here
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