viirya commented on a change in pull request #29349:
URL: https://github.com/apache/spark/pull/29349#discussion_r466845295



##########
File path: 
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/BinaryComparisonSimplificationSuite.scala
##########
@@ -119,9 +119,7 @@ class BinaryComparisonSimplificationSuite extends PlanTest 
with PredicateHelper
 
     // GetStructField with different names are semantically equal; thus, 
`EqualTo(fieldA1, fieldA2)`
     // will be optimized to `TrueLiteral` by `SimplifyBinaryComparison`.
-    val originalQuery = nonNullableRelation
-        .where(EqualTo(fieldA1, fieldA2))
-        .analyze
+    val originalQuery = nonNullableRelation.where(EqualTo(fieldA1, fieldA2))

Review comment:
       I go to look at this test and its original PR. `fieldA1` and `fieldA2` 
are not different in letter case, but the `name` in `GetStructField`. That is 
why above comment is `GetStructField with different names are semantically 
equal`.




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